diff --git a/runtime/Cpp/runtime/src/support/CPPUtils.cpp b/runtime/Cpp/runtime/src/support/CPPUtils.cpp
index 3eaaeca9b..2ca43d34d 100755
--- a/runtime/Cpp/runtime/src/support/CPPUtils.cpp
+++ b/runtime/Cpp/runtime/src/support/CPPUtils.cpp
@@ -50,8 +50,10 @@ namespace antlrcpp {
             break;
           }
           // else fall through
+#ifndef _MSC_VER
 #if __has_cpp_attribute(clang::fallthrough)
           [[clang::fallthrough]];
+#endif
 #endif
 
         default: