diff --git a/pkgs/tools/networking/gp-saml-gui/default.nix b/pkgs/tools/networking/gp-saml-gui/default.nix
index 3e343b3715d3..8a7ad11a2fe7 100644
--- a/pkgs/tools/networking/gp-saml-gui/default.nix
+++ b/pkgs/tools/networking/gp-saml-gui/default.nix
@@ -12,13 +12,13 @@
 }:
 buildPythonPackage rec {
   pname = "gp-saml-gui";
-  version = "0.1";
+  version = "0.1+20230507-${lib.strings.substring 0 7 src.rev}";
 
   src = fetchFromGitHub {
     owner = "dlenski";
     repo = "gp-saml-gui";
-    rev = "085d3276e17e1094e22e5d49545e273147598eb4";
-    sha256 = "sha256-5vIfgDaHE3T+euLliEyXe+Xikf5VyW3b9C2GapWx278=";
+    rev = "258f47cdc4a8ed57a1eef16667f6cad0d1cb49b1";
+    sha256 = "sha256-g10S8C32mnOymCmGNdM8gmGpYn5/ObMJK3g6amKtQmI=";
   };
 
   buildInputs = lib.optional stdenv.isLinux glib-networking;