diff --git a/React/Base/RCTAssert.h b/React/Base/RCTAssert.h
index 95d210a5e..6117390db 100644
--- a/React/Base/RCTAssert.h
+++ b/React/Base/RCTAssert.h
@@ -24,7 +24,7 @@ RCT_EXTERN BOOL RCTIsMainQueue(void);
   if ((condition) == 0) { \
     _RCTAssertFormat(#condition, __FILE__, __LINE__, __func__, __VA_ARGS__); \
     if (RCT_NSASSERT) { \
-      [[NSAssertionHandler currentHandler] handleFailureInFunction:@(__func__) \
+      [[NSAssertionHandler currentHandler] handleFailureInFunction:(NSString * _Nonnull)@(__func__) \
         file:(NSString * _Nonnull)@(__FILE__) lineNumber:__LINE__ description:__VA_ARGS__]; \
     } \
   } \