diff --git a/source/dnode/vnode/src/tsdb/tsdbCache.c b/source/dnode/vnode/src/tsdb/tsdbCache.c
index 5d7df048f8a15ca372ad3887e48a18a9e3f6637f..bc79cacc4ba73ea7f68cee1c9f7021d8e36de50c 100644
--- a/source/dnode/vnode/src/tsdb/tsdbCache.c
+++ b/source/dnode/vnode/src/tsdb/tsdbCache.c
@@ -982,7 +982,7 @@ int32_t tsdbCacheDel(STsdb *pTsdb, tb_uid_t suid, tb_uid_t uid, TSKEY sKey, TSKE
   taosThreadMutexUnlock(&pTsdb->rCache.rMutex);
 
 _exit:
-  taosMemoryFree(pTSchema);
+  // taosMemoryFree(pTSchema);
 
   return code;
 }