diff --git a/Cargo.lock b/Cargo.lock
index aed7c8026f..9dc623596c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -621,7 +621,7 @@ name = "chain-vote"
 version = "0.1.0"
 source = "git+https://github.com/input-output-hk/chain-libs.git?branch=master#c30099ab1c44eeb766ca98354f4fceca1199c793"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "chain-core",
  "chain-crypto",
  "const_format",
@@ -1585,7 +1585,7 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio",
- "tokio-util",
+ "tokio-util 0.6.7",
  "tracing",
 ]
 
@@ -2002,14 +2002,14 @@ dependencies = [
  "thiserror",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.6.7",
  "tonic",
  "tracing",
  "tracing-appender",
  "tracing-futures",
  "tracing-gelf",
  "tracing-journald",
- "tracing-subscriber",
+ "tracing-subscriber 0.2.20",
  "versionisator",
  "warp",
 ]
@@ -2161,7 +2161,7 @@ dependencies = [
  "tonic",
  "tonic-build",
  "tracing",
- "tracing-subscriber",
+ "tracing-subscriber 0.2.20",
  "typed-bytes",
  "url",
  "warp",
@@ -2261,9 +2261,9 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.103"
+version = "0.2.134"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd8f7255a17a627354f321ef0055d63b898c6fb27eff628af4d1b66b7331edf6"
+checksum = "329c933548736bc49fd575ee68c89e8be4d260064184389a5b77517cddd99ffb"
 
 [[package]]
 name = "linked-hash-map"
@@ -2273,9 +2273,9 @@ checksum = "7fb9b38af92608140b86b693604b9ffcc5824240a484d1ecd4795bacb2fe88f3"
 
 [[package]]
 name = "lock_api"
-version = "0.4.4"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0382880606dff6d15c9476c416d18690b72742aa7b605bb6dd6ec9030fbf07eb"
+checksum = "88943dd7ef4a2e5a4bfa2753aaab3013e34ce2533d1996fb18ef591e315e2b3b"
 dependencies = [
  "scopeguard",
 ]
@@ -2407,24 +2407,14 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.7.13"
+version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c2bdb6314ec10835cd3293dd268473a835c02b7b352e788be788b3c6ca6bb16"
+checksum = "57ee1c23c7c63b0c9250c339ffdc69255f110b298b901b9f6c82547b7b87caaf"
 dependencies = [
  "libc",
  "log",
- "miow",
- "ntapi",
- "winapi",
-]
-
-[[package]]
-name = "miow"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
-dependencies = [
- "winapi",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+ "windows-sys",
 ]
 
 [[package]]
@@ -2640,9 +2630,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.8.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "692fcb63b64b1758029e0a96ee63e049ce8c5948587f2f7208df04625e5f6b56"
+checksum = "e82dad04139b71a90c080c8463fe0dc7902db5192d939bd0950f074d014339e1"
 
 [[package]]
 name = "oorandom"
@@ -2698,7 +2688,17 @@ checksum = "6d7744ac029df22dca6284efe4e898991d28e3085c706c972bcd7da4a27a15eb"
 dependencies = [
  "instant",
  "lock_api",
- "parking_lot_core",
+ "parking_lot_core 0.8.3",
+]
+
+[[package]]
+name = "parking_lot"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
+dependencies = [
+ "lock_api",
+ "parking_lot_core 0.9.3",
 ]
 
 [[package]]
@@ -2715,6 +2715,19 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "parking_lot_core"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-sys",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -2990,7 +3003,7 @@ dependencies = [
  "fnv",
  "lazy_static",
  "memchr",
- "parking_lot",
+ "parking_lot 0.11.1",
  "protobuf",
  "thiserror",
 ]
@@ -3705,7 +3718,7 @@ dependencies = [
  "fxhash",
  "libc",
  "log",
- "parking_lot",
+ "parking_lot 0.11.1",
 ]
 
 [[package]]
@@ -3716,9 +3729,9 @@ checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
 
 [[package]]
 name = "socket2"
-version = "0.4.0"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e3dfc207c526015c632472a77be09cf1b6e46866581aecae5cc38fb4235dea2"
+checksum = "02e2d2db9033d13a1567121ddd7a095ee144db4e1ca1b1bda3419bc0da294ebd"
 dependencies = [
  "libc",
  "winapi",
@@ -4075,20 +4088,20 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.14.0"
+version = "1.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70e992e41e0d2fb9f755b37446f20900f64446ef54874f40a60c78f021ac6144"
+checksum = "c51a52ed6686dd62c320f9b89299e9dfb46f730c7a48e635c19f21d116cb1439"
 dependencies = [
- "autocfg",
  "bytes",
  "libc",
  "memchr",
  "mio",
  "num_cpus",
  "once_cell",
- "parking_lot",
+ "parking_lot 0.12.1",
  "pin-project-lite",
  "signal-hook-registry",
+ "socket2",
  "tokio-macros",
  "winapi",
 ]
@@ -4105,9 +4118,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "1.6.0"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9efc1aba077437943f7515666aa2b882dfabfbfdf89c819ea75a8d6e9eaba5e"
+checksum = "9724f9a975fb987ef7a3cd9be0350edcbe130698af5b8f7a631e23d42d052484"
 dependencies = [
  "proc-macro2 1.0.28",
  "quote 1.0.9",
@@ -4134,7 +4147,7 @@ dependencies = [
  "futures-core",
  "pin-project-lite",
  "tokio",
- "tokio-util",
+ "tokio-util 0.6.7",
 ]
 
 [[package]]
@@ -4165,6 +4178,20 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "tokio-util"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc463cd8deddc3770d20f9852143d50bf6094e640b485cb2e189a2099085ff45"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
+ "tokio",
+ "tracing",
+]
+
 [[package]]
 name = "toml"
 version = "0.5.8"
@@ -4197,7 +4224,7 @@ dependencies = [
  "prost-derive",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.6.7",
  "tower",
  "tower-layer",
  "tower-service",
@@ -4231,7 +4258,7 @@ dependencies = [
  "slab",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.6.7",
  "tower-layer",
  "tower-service",
  "tracing",
@@ -4270,7 +4297,7 @@ checksum = "9965507e507f12c8901432a33e31131222abac31edd90cabbcf85cf544b7127a"
 dependencies = [
  "chrono",
  "crossbeam-channel",
- "tracing-subscriber",
+ "tracing-subscriber 0.2.20",
 ]
 
 [[package]]
@@ -4286,11 +4313,12 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.21"
+version = "0.1.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f4ed65637b8390770814083d20756f87bfa2c21bf2f110babdc5438351746e4"
+checksum = "5aeea4303076558a00714b823f9ad67d58a3bbda1df83d8827d21193156e22f7"
 dependencies = [
- "lazy_static",
+ "once_cell",
+ "valuable",
 ]
 
 [[package]]
@@ -4305,20 +4333,21 @@ dependencies = [
 
 [[package]]
 name = "tracing-gelf"
-version = "0.5.1"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "689232e9ff7d85320fc1cb54876f19fc466b00ca1adc3b4f35151de64764bb5d"
+checksum = "d7c0170f1bf67b749d4377c2da1d99d6e722600051ee53870cfb6f618611e29e"
 dependencies = [
  "bytes",
  "futures-channel",
  "futures-util",
  "hostname",
  "serde_json",
+ "thiserror",
  "tokio",
- "tokio-util",
+ "tokio-util 0.7.3",
  "tracing-core",
  "tracing-futures",
- "tracing-subscriber",
+ "tracing-subscriber 0.3.6",
 ]
 
 [[package]]
@@ -4328,7 +4357,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fe1f0ed2b7a5fcb6da2bc9e783587d9a0c8b9535e50224afe04e543eae8a2d6"
 dependencies = [
  "tracing-core",
- "tracing-subscriber",
+ "tracing-subscriber 0.2.20",
 ]
 
 [[package]]
@@ -4374,6 +4403,20 @@ dependencies = [
  "tracing-serde",
 ]
 
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77be66445c4eeebb934a7340f227bfe7b338173d3f8c00a60a5a58005c9faecf"
+dependencies = [
+ "ansi_term 0.12.1",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing-core",
+ "tracing-log",
+]
+
 [[package]]
 name = "treeline"
 version = "0.1.0"
@@ -4543,6 +4586,12 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
 
+[[package]]
+name = "valuable"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
+
 [[package]]
 name = "vec_map"
 version = "0.8.2"
@@ -4625,7 +4674,7 @@ dependencies = [
  "tokio-rustls",
  "tokio-stream",
  "tokio-tungstenite",
- "tokio-util",
+ "tokio-util 0.6.7",
  "tower-service",
  "tracing",
 ]
@@ -4642,6 +4691,12 @@ version = "0.10.2+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
 
+[[package]]
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
 [[package]]
 name = "wasm-bindgen"
 version = "0.2.74"
@@ -4786,6 +4841,49 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-sys"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
+dependencies = [
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
+
 [[package]]
 name = "winreg"
 version = "0.7.0"
diff --git a/jormungandr/Cargo.toml b/jormungandr/Cargo.toml
index d435fc220a..0ce18fc099 100644
--- a/jormungandr/Cargo.toml
+++ b/jormungandr/Cargo.toml
@@ -49,7 +49,7 @@ structopt = "^0.3"
 thiserror = "1.0.30"
 tracing = "0.1"
 tracing-futures = "0.2"
-tracing-gelf = { version = "0.5", optional = true }
+tracing-gelf = { version = "0.7", optional = true }
 tracing-journald = { version = "0.1.0", optional = true }
 tracing-subscriber = { version = "0.2", features = ["fmt", "json"] }
 tracing-appender = "0.1.2"