diff --git a/googletest/test/gtest_unittest.cc b/googletest/test/gtest_unittest.cc
index 9a0765ac..c77f7822 100644
--- a/googletest/test/gtest_unittest.cc
+++ b/googletest/test/gtest_unittest.cc
@@ -598,10 +598,8 @@ TEST(NullLiteralTest, ImplicitConversion) {
 
 #ifdef __clang__
 #pragma clang diagnostic push
-#if __has_warning("-Wzero-as-null-pointer-constant")
 #pragma clang diagnostic error "-Wzero-as-null-pointer-constant"
 #endif
-#endif
 
 TEST(NullLiteralTest, NoConversionNoWarning) {
   // Test that gtests detection and handling of null pointer constants