diff --git a/unreal/Puerts/Source/JsEnv/Public/V8Utils.h b/unreal/Puerts/Source/JsEnv/Public/V8Utils.h
index f8800edcea..6cf149d373 100644
--- a/unreal/Puerts/Source/JsEnv/Public/V8Utils.h
+++ b/unreal/Puerts/Source/JsEnv/Public/V8Utils.h
@@ -106,7 +106,11 @@ class FV8Utils
 
     FORCEINLINE static FString ToFString(v8::Isolate* Isolate, v8::Local<v8::Value> Value)
     {
+#if WITH_QUICKJS
+        return UTF8_TO_TCHAR(*(v8::String::Utf8Value(Isolate, Value)));
+#else
         return UTF16_TO_TCHAR(*(v8::String::Value(Isolate, Value)));
+#endif
     }
 
     FORCEINLINE static FName ToFName(v8::Isolate* Isolate, v8::Local<v8::Value> Value)
@@ -148,7 +152,11 @@ class FV8Utils
 
     FORCEINLINE static v8::Local<v8::String> ToV8String(v8::Isolate* Isolate, const TCHAR* String)
     {
+#if WITH_QUICKJS
+        return v8::String::NewFromUtf8(Isolate, TCHAR_TO_UTF8(String), v8::NewStringType::kNormal).ToLocalChecked();
+#else
         return v8::String::NewFromTwoByte(Isolate, TCHAR_TO_UTF16(String), v8::NewStringType::kNormal).ToLocalChecked();
+#endif
     }
 
     FORCEINLINE static v8::Local<v8::String> ToV8String(v8::Isolate* Isolate, const char* String)