diff --git a/pkgs/development/python-modules/google_api_core/default.nix b/pkgs/development/python-modules/google_api_core/default.nix
index ecaa1067ce27..2273b48b5b31 100644
--- a/pkgs/development/python-modules/google_api_core/default.nix
+++ b/pkgs/development/python-modules/google_api_core/default.nix
@@ -3,11 +3,11 @@
 
 buildPythonPackage rec {
   pname = "google-api-core";
-  version = "1.2.0";
+  version = "1.2.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "370d5dc108ac5dfea2eee8ef32b77693444bf957d4657820d12596ca5082e8ae";
+    sha256 = "e24e391054ed6e925ff6d03f225d9f66f3da97d0ab6f61e59274fb918fbe3ef1";
   };
 
   propagatedBuildInputs = [