diff --git a/pkgs/development/python-modules/google-api-core/default.nix b/pkgs/development/python-modules/google-api-core/default.nix
index 74d74d51c49..5c684ca126e 100644
--- a/pkgs/development/python-modules/google-api-core/default.nix
+++ b/pkgs/development/python-modules/google-api-core/default.nix
@@ -2,7 +2,7 @@
 , buildPythonPackage
 , fetchPypi
 , google-auth
-, googleapis_common_protos
+, googleapis-common-protos
 , grpcio
 , protobuf
 , pytz
@@ -23,7 +23,7 @@ buildPythonPackage rec {
   };
 
   propagatedBuildInputs = [
-    googleapis_common_protos
+    googleapis-common-protos
     google-auth
     grpcio
     protobuf
diff --git a/pkgs/development/python-modules/googleapis_common_protos/default.nix b/pkgs/development/python-modules/googleapis-common-protos/default.nix
similarity index 100%
rename from pkgs/development/python-modules/googleapis_common_protos/default.nix
rename to pkgs/development/python-modules/googleapis-common-protos/default.nix
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 7291cd4b65e..9a74206f02e 100644
--- a/pkgs/development/python-modules/grpc_google_iam_v1/default.nix
+++ b/pkgs/development/python-modules/grpc_google_iam_v1/default.nix
@@ -2,7 +2,7 @@
 , buildPythonPackage
 , fetchPypi
 , grpcio
-, googleapis_common_protos
+, googleapis-common-protos
 , pytest
 }:
 
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     sha256 = "0bfb5b56f648f457021a91c0df0db4934b6e0c300bd0f2de2333383fe958aa72";
   };
 
-  propagatedBuildInputs = [ grpcio googleapis_common_protos ];
+  propagatedBuildInputs = [ grpcio googleapis-common-protos ];
 
   # non-standard test format, and python3 will load local google folder first
   # but tests cannot be ran if google folder is removed or moved
diff --git a/pkgs/development/python-modules/proto-plus/default.nix b/pkgs/development/python-modules/proto-plus/default.nix
index cc9444098de..4784dcdfa2f 100644
--- a/pkgs/development/python-modules/proto-plus/default.nix
+++ b/pkgs/development/python-modules/proto-plus/default.nix
@@ -3,7 +3,7 @@
 , fetchPypi
 , isPy3k
 , protobuf
-, googleapis_common_protos
+, googleapis-common-protos
 , pytestCheckHook
 , pytz
 }:
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [ protobuf ];
 
-  checkInputs = [ pytestCheckHook pytz googleapis_common_protos ];
+  checkInputs = [ pytestCheckHook pytz googleapis-common-protos ];
 
   pythonImportsCheck = [ "proto" ];
 
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index fc77de9a88d..d3dacdf4285 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2668,7 +2668,7 @@ in {
         };
       });
 
-  googleapis_common_protos = callPackage ../development/python-modules/googleapis_common_protos { };
+  googleapis-common-protos = callPackage ../development/python-modules/googleapis-common-protos { };
 
   google-apputils = callPackage ../development/python-modules/google-apputils { };