diff --git a/source/dnode/vnode/src/tsdb/tsdbFSet2.c b/source/dnode/vnode/src/tsdb/tsdbFSet2.c
index fc681f9753..a0ae58ac96 100644
--- a/source/dnode/vnode/src/tsdb/tsdbFSet2.c
+++ b/source/dnode/vnode/src/tsdb/tsdbFSet2.c
@@ -602,14 +602,14 @@ int32_t tsdbTFileSetInitRef(STsdb *pTsdb, const STFileSet *fset1, STFileSet **fs
     SSttLvl *lvl;
     code = tsdbSttLvlInitRef(pTsdb, lvl1, &lvl);
     if (code) {
-      taosMemoryFree(lvl);
+      tsdbSttLvlClear(&lvl);
       tsdbTFileSetClear(fset);
       return code;
     }
 
     code = TARRAY2_APPEND(fset[0]->lvlArr, lvl);
     if (code) {
-      taosMemoryFree(lvl);
+      tsdbSttLvlClear(&lvl);
       tsdbTFileSetClear(fset);
       return code;
     }