diff --git a/mediapipe/framework/legacy_calculator_support.h b/mediapipe/framework/legacy_calculator_support.h
index 9378d14f..6ec0d953 100644
--- a/mediapipe/framework/legacy_calculator_support.h
+++ b/mediapipe/framework/legacy_calculator_support.h
@@ -66,7 +66,7 @@ class LegacyCalculatorSupport {
   };
 };
 
-#if !defined(_MSC_VER)
+#if !defined(_MSC_VER) || defined(__clang__)
 // We only declare this variable for two specializations of the template because
 // it is only meant to be used for these two types.
 // Note that, since these variables are members of specific template