diff --git a/pkgs/by-name/gp/gpu-viewer/package.nix b/pkgs/by-name/gp/gpu-viewer/package.nix
index ebc91e8e9d7f..f726b77f1c9f 100644
--- a/pkgs/by-name/gp/gpu-viewer/package.nix
+++ b/pkgs/by-name/gp/gpu-viewer/package.nix
@@ -29,14 +29,14 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "gpu-viewer";
-  version = "3.12";
+  version = "3.13";
   pyproject = false;
 
   src = fetchFromGitHub {
     owner = "arunsivaramanneo";
     repo = "gpu-viewer";
     tag = "v${version}";
-    hash = "sha256-wVgAAKqlf5mtj2u+DsRPvYeVta7wAr+eCXVM1c/l6bo=";
+    hash = "sha256-0owVFnAy2jncNzcWma8vLAAXWOZJ7d56yfn5fr2c2lU=";
   };
 
   nativeBuildInputs = [