diff --git a/tools/github-changes-contain-file b/tools/github-changes-contain-file
index b5046feaff..22a741164d 100755
--- a/tools/github-changes-contain-file
+++ b/tools/github-changes-contain-file
@@ -35,7 +35,6 @@ if __name__ == "__main__":
     parser = argparse.ArgumentParser()
     parser.add_argument(
         "file",
-        type=str,
     )
     args = parser.parse_args()