diff --git a/pkgs/development/python-modules/proto-plus/default.nix b/pkgs/development/python-modules/proto-plus/default.nix
index 4a36b625298d..71949d0d4e09 100644
--- a/pkgs/development/python-modules/proto-plus/default.nix
+++ b/pkgs/development/python-modules/proto-plus/default.nix
@@ -3,28 +3,31 @@
 , fetchPypi
 , isPy3k
 , protobuf
-, google_api_core
+, googleapis_common_protos
 , pytestCheckHook
+, pytz
 }:
 
 buildPythonPackage rec {
   pname = "proto-plus";
-  version = "1.11.0";
+  version = "1.13.0";
   disabled = !isPy3k;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "416a0f13987789333cd8760a0ee998f8eccd6d7165ee9f283d64ca2de3e8774d";
+    sha256 = "1i5jjnwpd288378h37zads08h695iwmhxm0sxbr3ln6aax97rdb1";
   };
 
   propagatedBuildInputs = [ protobuf ];
 
-  checkInputs = [ pytestCheckHook google_api_core ];
+  checkInputs = [ pytestCheckHook pytz googleapis_common_protos ];
+
+  pythonImportsCheck = [ "proto" ];
 
   meta = with stdenv.lib; {
     description = "Beautiful, idiomatic protocol buffers in Python";
     homepage = "https://github.com/googleapis/proto-plus-python";
     license = licenses.asl20;
-    maintainers = [ maintainers.ruuda ];
+    maintainers = with maintainers; [ ruuda SuperSandro2000 ];
   };
 }