diff --git a/Cargo.lock b/Cargo.lock
index 0abc7ff..b229a2a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 [root]
 name = "dc4"
-version = "0.0.1"
+version = "1.0.0"
 dependencies = [
  "num 0.1.36 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index f0691ca..6e0c1fa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "dc4"
-version = "0.0.1"
+version = "1.0.0"
 authors = ["William R. Fraser <wfraser@codewise.org>"]
 
 [dependencies]