diff --git a/pkgs/by-name/zs/zsh-abbr/package.nix b/pkgs/by-name/zs/zsh-abbr/package.nix
index 57e89ab7d1c2..5a70a2ca0b43 100644
--- a/pkgs/by-name/zs/zsh-abbr/package.nix
+++ b/pkgs/by-name/zs/zsh-abbr/package.nix
@@ -6,13 +6,13 @@
 }:
 stdenv.mkDerivation rec {
   pname = "zsh-abbr";
-  version = "6.3.3";
+  version = "6.4.0";
 
   src = fetchFromGitHub {
     owner = "olets";
     repo = "zsh-abbr";
     tag = "v${version}";
-    hash = "sha256-vu17UAainZDD+8y/t+vBdGUe2NTF5XZdnHy5T15pNUE=";
+    hash = "sha256-nfkXtRZ7CB/MnmzMe1ivKz26Vv5duP4zTAv7EZwpMTM=";
     fetchSubmodules = true;
   };