diff --git a/pkgs/development/libraries/gtest/default.nix b/pkgs/development/libraries/gtest/default.nix
index 4bdf8fcf06e..80013e3613d 100644
--- a/pkgs/development/libraries/gtest/default.nix
+++ b/pkgs/development/libraries/gtest/default.nix
@@ -8,15 +8,15 @@
 
 stdenv.mkDerivation rec {
   pname = "gtest";
-  version = "1.13.0";
+  version = "1.12.1";
 
   outputs = [ "out" "dev" ];
 
   src = fetchFromGitHub {
     owner = "google";
     repo = "googletest";
-    rev = "v${version}";
-    hash = "sha256-LVLEn+e7c8013pwiLzJiiIObyrlbBHYaioO/SWbItPQ=";
+    rev = "release-${version}";
+    hash = "sha256-W+OxRTVtemt2esw4P7IyGWXOonUN5ZuscjvzqkYvZbM=";
   };
 
   patches = [