diff --git a/pkgs/development/python-modules/grpc-google-iam-v1/default.nix b/pkgs/development/python-modules/grpc-google-iam-v1/default.nix
index c0aaca146664..aba72a96b8aa 100644
--- a/pkgs/development/python-modules/grpc-google-iam-v1/default.nix
+++ b/pkgs/development/python-modules/grpc-google-iam-v1/default.nix
@@ -10,14 +10,14 @@
 
 buildPythonPackage rec {
   pname = "grpc-google-iam-v1";
-  version = "0.14.2";
+  version = "3.31.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "googleapis";
     repo = "google-cloud-python";
-    tag = "grpc-google-iam-v1-v${version}";
-    hash = "sha256-5PzidE1CWN+pt7+gcAtbuXyL/pq6cnn0MCRkBfmeUSw=";
+    tag = "google-cloud-build-v${version}";
+    hash = "sha256-qQ+8X6I8lt4OTgbvODsbdab2dYUk0wxWsbaVT2T651U=";
   };
 
   sourceRoot = "${src.name}/packages/grpc-google-iam-v1";