diff --git a/cocos/editor-support/spine/extension.h b/cocos/editor-support/spine/extension.h
index 281d632123..c33e14664e 100644
--- a/cocos/editor-support/spine/extension.h
+++ b/cocos/editor-support/spine/extension.h
@@ -32,7 +32,7 @@
 #define SPINE_EXTENSION_H_
 
 /* All allocation uses these. */
-#define MALLOC(TYPE,COUNT) ((TYPE*)_malloc(sizeof(TYPE) * COUNT, __FILE__, __LINE__))
+#define MALLOC(TYPE,COUNT) ((TYPE*)_malloc(sizeof(TYPE) * (COUNT), __FILE__, __LINE__))
 #define CALLOC(TYPE,COUNT) ((TYPE*)_calloc(COUNT, sizeof(TYPE), __FILE__, __LINE__))
 #define NEW(TYPE) CALLOC(TYPE,1)