diff --git a/pkgs/by-name/st/stress-ng/package.nix b/pkgs/by-name/st/stress-ng/package.nix
index 32d8ec13be7a..247b9bfddc00 100644
--- a/pkgs/by-name/st/stress-ng/package.nix
+++ b/pkgs/by-name/st/stress-ng/package.nix
@@ -18,13 +18,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "stress-ng";
-  version = "0.21.03";
+  version = "0.21.04";
 
   src = fetchFromGitHub {
     owner = "ColinIanKing";
     repo = "stress-ng";
     tag = "V${finalAttrs.version}";
-    hash = "sha256-gk66OY9QLDRKf4qQuPnRP0jPz+nArLbTKW5sKKiw5gY=";
+    hash = "sha256-v+IGPJZL54E0rSQLfj3tOHPdGTruK+v+IT+a2I2uriA=";
   };
 
   postPatch = ''