diff --git a/googlemock/include/gmock/gmock-actions.h b/googlemock/include/gmock/gmock-actions.h
index 37d0d53d..9a637ce7 100644
--- a/googlemock/include/gmock/gmock-actions.h
+++ b/googlemock/include/gmock/gmock-actions.h
@@ -54,6 +54,11 @@
 #include <type_traits>
 #endif  // GTEST_LANG_CXX11
 
+#ifdef _MSC_VER
+# pragma warning(push)
+# pragma warning(disable:4100)
+#endif
+
 namespace testing {
 
 // To implement an action Foo, define:
@@ -1308,4 +1313,9 @@ inline internal::ReferenceWrapper<T> ByRef(T& l_value) {  // NOLINT
 
 }  // namespace testing
 
+#ifdef _MSC_VER
+# pragma warning(pop)
+#endif
+
+
 #endif  // GMOCK_INCLUDE_GMOCK_GMOCK_ACTIONS_H_