diff --git a/ecmascript/ecma_vm.h b/ecmascript/ecma_vm.h
index c555dcd81a9958876a1c884b898471e742191e92..d8ee2c855de4d054d985d836bf6452a66241bba3 100644
--- a/ecmascript/ecma_vm.h
+++ b/ecmascript/ecma_vm.h
@@ -119,9 +119,9 @@ class EcmaStringTable;
 class JSObjectResizingStrategy;
 class Jit;
 class JitThread;
+class AbcBufferCache;
 class SustainingJSHandle;
 class SustainingJSHandleList;
-class AbcBufferCache;
 struct CJSInfo;
 enum class CompareStringsOption : uint8_t;