diff --git a/pkgs/development/libraries/codec2/default.nix b/pkgs/development/libraries/codec2/default.nix
index 88b35f16c308..a860470af317 100644
--- a/pkgs/development/libraries/codec2/default.nix
+++ b/pkgs/development/libraries/codec2/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "codec2";
-  version = "0.9.2";
+  version = "1.0.0";
 
   src = fetchFromGitHub {
     owner = "drowe67";
     repo = "codec2";
     rev = "v${version}";
-    sha256 = "1jpvr7bra8srz8jvnlbmhf8andbaavq5v01qjnp2f61za93rzwba";
+    sha256 = "sha256-R4H6gwmc8nPgRfhNms7n7jMCHhkzX7i/zfGT4CYSsY8=";
   };
 
   nativeBuildInputs = [ cmake ];