diff --git a/ecmascript/jspandafile/js_pandafile.cpp b/ecmascript/jspandafile/js_pandafile.cpp
index f0774f662b..3e36715a85 100644
--- a/ecmascript/jspandafile/js_pandafile.cpp
+++ b/ecmascript/jspandafile/js_pandafile.cpp
@@ -36,7 +36,7 @@ JSPandaFile::JSPandaFile(const panda_file::File *pf, const CString &descriptor)
     }
     checksum_ = pf->GetHeader()->checksum;
     isNewVersion_ = pf_->GetHeader()->version > OLD_VERSION;
-    if (!loadedFirstPandaFile && !isBundlePack_ && strstr(desc_.c_str(), MERGE_ABC_NAME) != NULL) {
+    if (!loadedFirstPandaFile && !isBundlePack_) {
         // Tag the first merged abc to use constant string. The lifetime of this first panda file is the same
         // as the vm. And make sure the first pandafile is the same at the compile time and runtime.
         isFirstPandafile_ = true;