diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7d7b607c..d73db540 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.20.1
+
+- Pull in schnorrkel 0.8.5 for full Substrate 2.x compatibility
+
 # 0.14.1
 
 - No functionality changes at all, everything done is "under the hood" to give the codebase better maintainability
diff --git a/lerna.json b/lerna.json
index e53a7807..3bbf41f0 100644
--- a/lerna.json
+++ b/lerna.json
@@ -9,5 +9,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "0.15.0-beta.184"
+  "version": "0.20.0-beta.0"
 }
diff --git a/package.json b/package.json
index 39209a20..b4424cf2 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   "devDependencies": {
     "@babel/core": "^7.7.7",
     "@polkadot/dev": "^0.32.14",
-    "@polkadot/util": "^1.7.1",
+    "@polkadot/util": "^1.8.1",
     "override-require": "^1.1.1"
   }
 }
diff --git a/packages/wasm-crypto/Cargo.lock b/packages/wasm-crypto/Cargo.lock
index baeb2f09..70aa9b7f 100644
--- a/packages/wasm-crypto/Cargo.lock
+++ b/packages/wasm-crypto/Cargo.lock
@@ -20,7 +20,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -30,7 +30,7 @@ version = "0.1.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -81,6 +81,14 @@ name = "byteorder"
 version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "c2-chacha"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "ppv-lite86 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "cc"
 version = "1.0.31"
@@ -114,7 +122,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "crunchy"
-version = "0.1.6"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -128,14 +136,26 @@ dependencies = [
 
 [[package]]
 name = "curve25519-dalek"
-version = "1.1.3"
+version = "1.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "subtle 2.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "curve25519-dalek"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "subtle 2.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "zeroize 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -148,14 +168,12 @@ dependencies = [
 
 [[package]]
 name = "ed25519-dalek"
-version = "1.0.0-pre.2"
+version = "1.0.0-pre.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "curve25519-dalek 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_os 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "curve25519-dalek 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -197,6 +215,16 @@ dependencies = [
  "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasi 0.9.0+wasi-snapshot-preview1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.1.8"
@@ -244,7 +272,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.50"
+version = "0.2.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -270,13 +298,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "merlin"
-version = "1.0.3"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "keccak 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -319,7 +347,7 @@ name = "parking_lot_core"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -335,6 +363,11 @@ dependencies = [
  "crypto-mac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ppv-lite86"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "proc-macro-hack"
 version = "0.5.8"
@@ -367,10 +400,10 @@ version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
  "packed_simd 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_jitter 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -380,6 +413,19 @@ dependencies = [
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "getrandom 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "packed_simd 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_chacha 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_hc 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rand_chacha"
 version = "0.1.1"
@@ -389,18 +435,35 @@ dependencies = [
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand_chacha"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rand_core"
 version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand_core"
-version = "0.4.0"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "rand_core"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "getrandom 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "rand_hc"
@@ -410,6 +473,14 @@ dependencies = [
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand_hc"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rand_isaac"
 version = "0.1.1"
@@ -423,8 +494,8 @@ name = "rand_jitter"
 version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -435,8 +506,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasm-bindgen 0.2.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -448,7 +519,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -482,19 +553,18 @@ dependencies = [
 
 [[package]]
 name = "schnorrkel"
-version = "0.1.1"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "curve25519-dalek 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "ed25519-dalek 1.0.0-pre.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "curve25519-dalek 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "merlin 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "merlin 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_os 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "sha3 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "subtle 2.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "zeroize 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -526,18 +596,6 @@ dependencies = [
  "opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "sha3"
-version = "0.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "block-buffer 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "keccak 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "smallvec"
 version = "0.6.9"
@@ -550,7 +608,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "subtle"
-version = "2.0.0"
+version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -576,7 +634,7 @@ dependencies = [
 
 [[package]]
 name = "tiny-bip39"
-version = "0.6.1"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -590,15 +648,15 @@ dependencies = [
 
 [[package]]
 name = "tiny-keccak"
-version = "1.4.2"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crunchy 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "twox-hash"
-version = "1.1.2"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -627,6 +685,11 @@ name = "void"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "wasi"
+version = "0.9.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "wasm"
 version = "0.0.0"
@@ -634,16 +697,16 @@ dependencies = [
  "backtrace 0.3.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "ed25519-dalek 1.0.0-pre.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ed25519-dalek 1.0.0-pre.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hmac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "pbkdf2 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "schnorrkel 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "schnorrkel 0.8.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tiny-bip39 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "twox-hash 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tiny-bip39 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tiny-keccak 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "twox-hash 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasm-bindgen 0.2.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "wee_alloc 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -702,7 +765,7 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
  "memory_units 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -727,6 +790,16 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "zeroize"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "zeroize"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [metadata]
 "checksum arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "92c7fb76bc8826a8b33b4ee5bb07a247a81e76764ab4d55e8f73e3a4d8808c71"
 "checksum autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a6d640bee2da49f60a4068a7fae53acde8982514ab7bae8b8cea9e88cbcfd799"
@@ -739,32 +812,35 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum bumpalo 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e244c3d946bd68dc2c8996d35363d3a855ff55d59aa1c4b41df8b52334c5e19c"
 "checksum byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
 "checksum byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a019b10a2a7cdeb292db131fc8113e57ea2a908f6e7894b0c3c671893b65dbeb"
+"checksum c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "214238caa1bf3a496ec3392968969cab8549f96ff30652c9e56885329315f6bb"
 "checksum cc 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)" = "c9ce8bb087aacff865633f0bd5aeaed910fe2fe55b55f4739527f2e023a2e53d"
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@@ -788,24 +869,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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@@ -815,3 +896,5 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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+"checksum zeroize 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)" = "45af6a010d13e4cf5b54c94ba5a2b2eba5596b9e46bf5875612d332a1f2b3f86"
+"checksum zeroize 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3cbac2ed2ba24cc90f5e06485ac8c7c1e5449fe8911aef4d8877218af021a5b8"
diff --git a/packages/wasm-crypto/Cargo.toml b/packages/wasm-crypto/Cargo.toml
index fb1a98f2..05d41f79 100644
--- a/packages/wasm-crypto/Cargo.toml
+++ b/packages/wasm-crypto/Cargo.toml
@@ -18,15 +18,15 @@ crate-type = ["cdylib", "rlib"]
 backtrace = "0.3.38"
 blake2-rfc = "0.2.18"
 byteorder = "1.3.1"
-ed25519-dalek = { version = "1.0.0-pre.2", features = ["nightly"] }
+ed25519-dalek = { version = "1.0.0-pre.3", features = ["nightly"] }
 hmac = "0.7.0"
 # libsecp256k1 = "0.2.2"
 pbkdf2 = { version = "0.3.0", default-features = false }
-schnorrkel = { version = "0.1.1", features = ["nightly"] }
+schnorrkel = { version = "0.8.5", features = ["nightly", "preaudit_deprecated", "u64_backend"] }
 sha2 = "0.8.0"
-tiny-bip39 = { version = "0.6.1", default-features = false }
-tiny-keccak = "1.4.2"
-twox-hash = "1.1.2"
+tiny-bip39 = { version = "0.6.2", default-features = false }
+tiny-keccak = { version = "2.0.1", features = ["keccak"] }
+twox-hash = "1.5.0"
 wasm-bindgen = "0.2"
 wee_alloc = "0.4.3"
 
diff --git a/packages/wasm-crypto/package.json b/packages/wasm-crypto/package.json
index b7ee1f51..2a52948f 100644
--- a/packages/wasm-crypto/package.json
+++ b/packages/wasm-crypto/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/wasm-crypto",
-  "version": "0.15.0-beta.184",
+  "version": "0.20.0-beta.0",
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "files": [
     "crypto-polyfill.js",
diff --git a/packages/wasm-crypto/src/hashing.rs b/packages/wasm-crypto/src/hashing.rs
index 187016a7..25a05c55 100644
--- a/packages/wasm-crypto/src/hashing.rs
+++ b/packages/wasm-crypto/src/hashing.rs
@@ -8,13 +8,13 @@ use hmac::Hmac;
 use pbkdf2::pbkdf2;
 use sha2::{Digest, Sha512};
 // use secp256k1;
-use std::hash::Hasher;
-use tiny_keccak::keccak256;
+use tiny_keccak::{Hasher, Keccak};
 use twox_hash::XxHash;
 use wasm_bindgen::prelude::*;
 
 /// helper function for a single twox round with a seed
 fn create_twox(data: &[u8], seed: u64) -> [u8; 8] {
+	use ::std::hash::Hasher;
 	let mut hasher = XxHash::with_seed(seed);
 
 	hasher.write(data);
@@ -49,8 +49,13 @@ pub fn ext_blake2b(data: &[u8], key: &[u8], size: u32) -> Vec<u8> {
 /// Returns the hash as a vector
 #[wasm_bindgen]
 pub fn ext_keccak256(data: &[u8]) -> Vec<u8> {
-	keccak256(data)
-		.to_vec()
+	let mut keccak = Keccak::v256();
+	let mut result = [0u8; 32];
+
+	keccak.update(data);
+	keccak.finalize(&mut result);
+
+	result.to_vec()
 }
 
 /// pbkdf2 hash from an input, salt for the number of specified rounds
diff --git a/packages/wasm-crypto/src/sr25519.rs b/packages/wasm-crypto/src/sr25519.rs
index 67b583df..7365dddb 100644
--- a/packages/wasm-crypto/src/sr25519.rs
+++ b/packages/wasm-crypto/src/sr25519.rs
@@ -8,7 +8,7 @@
 // forked at commit eff430ddc3090f56317c80654208b8298ef7ab3f
 
 use schnorrkel::{
-	Keypair, MiniSecretKey, PublicKey, SecretKey, Signature,
+	ExpansionMode, Keypair, MiniSecretKey, PublicKey, SecretKey,
 	derive::{Derivation, ChainCode, CHAIN_CODE_LENGTH},
 };
 use wasm_bindgen::prelude::*;
@@ -25,38 +25,6 @@ fn create_cc(data: &[u8]) -> ChainCode {
 	ChainCode(cc)
 }
 
-/// Keypair helper function.
-fn create_from_seed(seed: &[u8]) -> Keypair {
-	match MiniSecretKey::from_bytes(seed) {
-		Ok(mini) => return mini.expand_to_keypair(),
-		Err(_) => panic!("Provided seed is invalid.")
-	}
-}
-
-/// Keypair helper function.
-fn create_from_pair(pair: &[u8]) -> Keypair {
-	match Keypair::from_bytes(pair) {
-		Ok(pair) => return pair,
-		Err(_) => panic!("Provided pair is invalid.")
-	}
-}
-
-/// PublicKey helper
-fn create_public(public: &[u8]) -> PublicKey {
-	match PublicKey::from_bytes(public) {
-		Ok(public) => return public,
-		Err(_) => panic!("Provided public key is invalid.")
-	}
-}
-
-/// SecretKey helper
-fn create_secret(secret: &[u8]) -> SecretKey {
-	match SecretKey::from_bytes(secret) {
-		Ok(secret) => return secret,
-		Err(_) => panic!("Provided private key is invalid.")
-	}
-}
-
 /// Perform a derivation on a secret
 ///
 /// * secret: UIntArray with 64 bytes
@@ -65,10 +33,12 @@ fn create_secret(secret: &[u8]) -> SecretKey {
 /// returned vector the derived keypair as a array of 96 bytes
 #[wasm_bindgen]
 pub fn ext_sr_derive_keypair_hard(pair: &[u8], cc: &[u8]) -> Vec<u8> {
-	create_from_pair(pair).secret
+	Keypair::from_half_ed25519_bytes(pair)
+		.unwrap()
+		.secret
 		.hard_derive_mini_secret_key(Some(create_cc(cc)), &[]).0
-		.expand_to_keypair()
-		.to_bytes()
+		.expand_to_keypair(ExpansionMode::Ed25519)
+		.to_half_ed25519_bytes()
 		.to_vec()
 }
 
@@ -80,9 +50,10 @@ pub fn ext_sr_derive_keypair_hard(pair: &[u8], cc: &[u8]) -> Vec<u8> {
 /// returned vector the derived keypair as a array of 96 bytes
 #[wasm_bindgen]
 pub fn ext_sr_derive_keypair_soft(pair: &[u8], cc: &[u8]) -> Vec<u8> {
-	create_from_pair(pair)
+	Keypair::from_half_ed25519_bytes(pair)
+		.unwrap()
 		.derived_key_simple(create_cc(cc), &[]).0
-		.to_bytes()
+		.to_half_ed25519_bytes()
 		.to_vec()
 }
 
@@ -94,9 +65,11 @@ pub fn ext_sr_derive_keypair_soft(pair: &[u8], cc: &[u8]) -> Vec<u8> {
 /// returned vector is the derived publicKey as a array of 32 bytes
 #[wasm_bindgen]
 pub fn ext_sr_derive_public_soft(public: &[u8], cc: &[u8]) -> Vec<u8> {
-	create_public(public)
+	PublicKey::from_bytes(public)
+		.unwrap()
 		.derived_key_simple(create_cc(cc), &[]).0
-		.to_bytes().to_vec()
+		.to_bytes()
+		.to_vec()
 }
 
 /// Generate a key pair.
@@ -107,8 +80,23 @@ pub fn ext_sr_derive_public_soft(public: &[u8], cc: &[u8]) -> Vec<u8> {
 /// followed by the public key (32) bytes.
 #[wasm_bindgen]
 pub fn ext_sr_from_seed(seed: &[u8]) -> Vec<u8> {
-	create_from_seed(seed)
-		.to_bytes()
+	MiniSecretKey::from_bytes(seed)
+		.unwrap()
+		.expand_to_keypair(ExpansionMode::Ed25519)
+		.to_half_ed25519_bytes()
+		.to_vec()
+}
+
+/// Generate a key pair from a known pair. (This is not exposed via WASM)
+///
+/// * seed: UIntArray with 96 element
+///
+/// returned vector is the concatenation of first the private key (64 bytes)
+/// followed by the public key (32) bytes.
+pub fn ext_sr_from_pair(pair: &[u8]) -> Vec<u8> {
+	Keypair::from_half_ed25519_bytes(pair)
+		.unwrap()
+		.to_half_ed25519_bytes()
 		.to_vec()
 }
 
@@ -124,8 +112,9 @@ pub fn ext_sr_from_seed(seed: &[u8]) -> Vec<u8> {
 /// * returned vector is the signature consisting of 64 bytes.
 #[wasm_bindgen]
 pub fn ext_sr_sign(public: &[u8], secret: &[u8], message: &[u8]) -> Vec<u8> {
-	create_secret(secret)
-		.sign_simple(SIGNING_CTX, message, &create_public(public))
+	SecretKey::from_ed25519_bytes(secret)
+		.unwrap()
+		.sign_simple(SIGNING_CTX, message, &PublicKey::from_bytes(public).unwrap())
 		.to_bytes()
 		.to_vec()
 }
@@ -137,13 +126,19 @@ pub fn ext_sr_sign(public: &[u8], secret: &[u8], message: &[u8]) -> Vec<u8> {
 /// * pubkey: UIntArray with 32 element
 #[wasm_bindgen]
 pub fn ext_sr_verify(signature: &[u8], message: &[u8], public: &[u8]) -> bool {
-	let signature = match Signature::from_bytes(signature) {
-		Ok(signature) => signature,
-		Err(_) => return false
-	};
-
-	create_public(public)
-		.verify_simple(SIGNING_CTX, message, &signature)
+	// This is where we only verify 0.8.0+ signatures, replacing the code below
+	//
+	// match Signature::from_bytes(signature) {
+	// 	Ok(signature) => PublicKey::from_bytes(public).unwrap()
+	// 		.verify_simple(SIGNING_CTX, message, &signature)
+	// 		.is_ok(),
+	// 	Err(_) => false
+	// };
+
+	PublicKey::from_bytes(public)
+		.unwrap()
+		.verify_simple_preaudit_deprecated(SIGNING_CTX, message, &signature)
+		.is_ok()
 }
 
 #[cfg(test)]
@@ -168,7 +163,7 @@ pub mod tests {
 	}
 
 	#[test]
-	fn creates_pair_from_known() {
+	fn creates_pair_from_known_seed() {
 		let seed = hex!("fac7959dbfe72f052e5a0c3c8d6530f202b02fd8f9f5ca3580ec8deb7797479e");
 		let expected = hex!("46ebddef8cd9bb167dc30878d7113b7e168e6f0646beffd77d69d39bad76b47a");
 		let keypair = ext_sr_from_seed(&seed);
@@ -177,6 +172,16 @@ pub mod tests {
 		assert_eq!(public, expected);
 	}
 
+	#[test]
+	fn create_pair_from_known_pair() {
+		let input = hex!("28b0ae221c6bb06856b287f60d7ea0d98552ea5a16db16956849aa371db3eb51fd190cce74df356432b410bd64682309d6dedb27c76845daf388557cbac3ca3446ebddef8cd9bb167dc30878d7113b7e168e6f0646beffd77d69d39bad76b47a");
+		let keypair = ext_sr_from_pair(&input);
+		let expected = hex!("46ebddef8cd9bb167dc30878d7113b7e168e6f0646beffd77d69d39bad76b47a");
+		let public = &keypair[SECRET_KEY_LENGTH..KEYPAIR_LENGTH];
+
+		assert_eq!(public, expected);
+	}
+
 	#[test]
 	fn can_sign_message() {
 		let seed = generate_random_seed();
diff --git a/yarn.lock b/yarn.lock
index 4cec20b4..19ca5781 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -823,7 +823,7 @@
     core-js "^2.6.5"
     regenerator-runtime "^0.13.2"
 
-"@babel/runtime@^7.0.0", "@babel/runtime@^7.7.4", "@babel/runtime@^7.7.7":
+"@babel/runtime@^7.0.0", "@babel/runtime@^7.7.7":
   version "7.7.7"
   resolved "https://registry.npmjs.org/@babel/runtime/-/runtime-7.7.7.tgz#194769ca8d6d7790ec23605af9ee3e42a0aa79cf"
   integrity sha512-uCnC2JEVAu8AKB5do1WRIsvrdJ0flYx/A/9f/6chdacnEZ7LmavjdsDXr5ksYBegxtuTPR5Va9/+13QF/kFkCA==
@@ -1902,13 +1902,13 @@
     typescript "^3.7.4"
     vuepress "^1.2.0"
 
-"@polkadot/util@^1.7.1":
-  version "1.7.1"
-  resolved "https://registry.npmjs.org/@polkadot/util/-/util-1.7.1.tgz#cb262fa5a441097c0c093532f70d0b7e0503fbb1"
-  integrity sha512-tWvh+vYDIiXDIWgAGd9zyJWlDKxQ5KYTKZ9uTlLxfuy1qXEdVOjlX9Qz5+FACU2742e8tTvtvM9KfK05VK5X/A==
+"@polkadot/util@^1.8.1":
+  version "1.8.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-1.8.1.tgz#7473383a1eb26bec59cca53643cf07bc078fe052"
+  integrity sha512-sFpr+JLCG9d+epjboXsmJ1qcKa96r8ZYzXmVo8+aPzI/9jKKyez6Unox/dnfnpKppZB2nJuLcsxQm6nocp2Caw==
   dependencies:
-    "@babel/runtime" "^7.7.4"
-    "@types/bn.js" "^4.11.5"
+    "@babel/runtime" "^7.7.7"
+    "@types/bn.js" "^4.11.6"
     bn.js "^4.11.8"
     camelcase "^5.3.1"
     chalk "^3.0.0"
@@ -1948,9 +1948,9 @@
   dependencies:
     "@babel/types" "^7.3.0"
 
-"@types/bn.js@^4.11.5":
+"@types/bn.js@^4.11.6":
   version "4.11.6"
-  resolved "https://registry.npmjs.org/@types/bn.js/-/bn.js-4.11.6.tgz#c306c70d9358aaea33cd4eda092a742b9505967c"
+  resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-4.11.6.tgz#c306c70d9358aaea33cd4eda092a742b9505967c"
   integrity sha512-pqr857jrp2kPuO9uRjZ3PwnJTjoQy+fcdxvBTvHm6dkmEL9q+hDD/2j/0ELOBPtPnS8LjCX0gI9nbl8lVkadpg==
   dependencies:
     "@types/node" "*"
@@ -4371,7 +4371,7 @@ debug@3.1.0, debug@~3.1.0:
   dependencies:
     ms "2.0.0"
 
-debug@^3.0.0, debug@^3.1.0, debug@^3.1.1, debug@^3.2.5, debug@^3.2.6:
+debug@^3.0.0, debug@^3.1.0, debug@^3.1.1, debug@^3.2.5:
   version "3.2.6"
   resolved "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   integrity sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==
@@ -4557,11 +4557,6 @@ detect-indent@^5.0.0:
   resolved "https://registry.npmjs.org/detect-indent/-/detect-indent-5.0.0.tgz#3871cc0a6a002e8c3e5b3cf7f336264675f06b9d"
   integrity sha1-OHHMCmoALow+Wzz38zYmRnXwa50=
 
-detect-libc@^1.0.2:
-  version "1.0.3"
-  resolved "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
-  integrity sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=
-
 detect-newline@^2.1.0:
   version "2.1.0"
   resolved "https://registry.npmjs.org/detect-newline/-/detect-newline-2.1.0.tgz#f41f1c10be4b00e87b5f13da680759f2c5bfd3e2"
@@ -6409,7 +6404,7 @@ humanize-url@^1.0.0:
     normalize-url "^1.0.0"
     strip-url-auth "^1.0.0"
 
-iconv-lite@0.4.24, iconv-lite@^0.4.24, iconv-lite@^0.4.4, iconv-lite@~0.4.13:
+iconv-lite@0.4.24, iconv-lite@^0.4.24, iconv-lite@~0.4.13:
   version "0.4.24"
   resolved "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
   integrity sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==
@@ -8531,15 +8526,6 @@ natural-compare@^1.4.0:
   resolved "https://registry.npmjs.org/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
   integrity sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc=
 
-needle@^2.2.1:
-  version "2.4.0"
-  resolved "https://registry.npmjs.org/needle/-/needle-2.4.0.tgz#6833e74975c444642590e15a750288c5f939b57c"
-  integrity sha512-4Hnwzr3mi5L97hMYeNl8wRW/Onhy4nUKR/lVemJ8gJedxxUyBLm9kkrDColJvoSfwi0jCNhD+xCdOtiGDQiRZg==
-  dependencies:
-    debug "^3.2.6"
-    iconv-lite "^0.4.4"
-    sax "^1.2.4"
-
 negotiator@0.6.2:
   version "0.6.2"
   resolved "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
@@ -8648,22 +8634,6 @@ node-notifier@^5.4.2:
     shellwords "^0.1.1"
     which "^1.3.0"
 
-node-pre-gyp@*:
-  version "0.14.0"
-  resolved "https://registry.npmjs.org/node-pre-gyp/-/node-pre-gyp-0.14.0.tgz#9a0596533b877289bcad4e143982ca3d904ddc83"
-  integrity sha512-+CvDC7ZttU/sSt9rFjix/P05iS43qHCOOGzcr3Ry99bXG7VX953+vFyEuph/tfqoYu8dttBkE86JSKBO2OzcxA==
-  dependencies:
-    detect-libc "^1.0.2"
-    mkdirp "^0.5.1"
-    needle "^2.2.1"
-    nopt "^4.0.1"
-    npm-packlist "^1.1.6"
-    npmlog "^4.0.2"
-    rc "^1.2.7"
-    rimraf "^2.6.1"
-    semver "^5.3.0"
-    tar "^4.4.2"
-
 node-releases@^1.1.44:
   version "1.1.44"
   resolved "https://registry.npmjs.org/node-releases/-/node-releases-1.1.44.tgz#cd66438a6eb875e3eb012b6a12e48d9f4326ffd7"
@@ -8780,7 +8750,7 @@ npm-normalize-package-bin@^1.0.0, npm-normalize-package-bin@^1.0.1:
     semver "^5.6.0"
     validate-npm-package-name "^3.0.0"
 
-npm-packlist@^1.1.6, npm-packlist@^1.4.4:
+npm-packlist@^1.4.4:
   version "1.4.7"
   resolved "https://registry.npmjs.org/npm-packlist/-/npm-packlist-1.4.7.tgz#9e954365a06b80b18111ea900945af4f88ed4848"
   integrity sha512-vAj7dIkp5NhieaGZxBJB8fF4R0078rqsmhJcAfXZ6O7JJhjhPK96n5Ry1oZcfLXgfun0GWTZPOxaEyqv8GBykQ==
@@ -8804,7 +8774,7 @@ npm-run-path@^2.0.0:
   dependencies:
     path-key "^2.0.0"
 
-npmlog@^4.0.2, npmlog@^4.1.2:
+npmlog@^4.1.2:
   version "4.1.2"
   resolved "https://registry.npmjs.org/npmlog/-/npmlog-4.1.2.tgz#08a7f2a8bf734604779a9efa4ad5cc717abb954b"
   integrity sha512-2uUqazuKlTaSI/dC8AzicUck7+IrEaOnN/e0jd3Xtt1KcGpwx30v50mL7oPyr/h9bL3E4aZccVwpwP+5W9Vjkg==
@@ -10613,7 +10583,7 @@ rimraf@2.6.3:
   dependencies:
     glob "^7.1.3"
 
-rimraf@^2.5.4, rimraf@^2.6.1, rimraf@^2.6.2, rimraf@^2.6.3:
+rimraf@^2.5.4, rimraf@^2.6.2, rimraf@^2.6.3:
   version "2.7.1"
   resolved "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz#35797f13a7fdadc566142c29d4f07ccad483e3ec"
   integrity sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==
@@ -11523,7 +11493,7 @@ tapable@^1.0.0, tapable@^1.1.3:
   resolved "https://registry.npmjs.org/tapable/-/tapable-1.1.3.tgz#a1fccc06b58db61fd7a45da2da44f5f3a3e67ba2"
   integrity sha512-4WK/bYZmj8xLr+HUCODHGF1ZFzsYffasLUgEiMBY4fgtltdO6B4WJtlSbPaDTLpYTcGVwM2qLnFTICEcNxs3kA==
 
-tar@^4.4.10, tar@^4.4.12, tar@^4.4.2, tar@^4.4.8:
+tar@^4.4.10, tar@^4.4.12, tar@^4.4.8:
   version "4.4.13"
   resolved "https://registry.npmjs.org/tar/-/tar-4.4.13.tgz#43b364bc52888d555298637b10d60790254ab525"
   integrity sha512-w2VwSrBoHa5BsSyH+KxEqeQBAllHhccyMFVHtGtdMpF4W7IRWfZjFiQceJPChOeTsSDVUpER2T8FA93pr0L+QA==