diff --git a/source/dnode/vnode/src/tsdb/tsdbRead.c b/source/dnode/vnode/src/tsdb/tsdbRead.c
index 54a0ee6c32191bb528ec4b796a1c659515a5b6a3..1f200ea5d79a221d80265ce86fb927a1694a33e1 100644
--- a/source/dnode/vnode/src/tsdb/tsdbRead.c
+++ b/source/dnode/vnode/src/tsdb/tsdbRead.c
@@ -4132,6 +4132,8 @@ int32_t tsdbRetrieveDatablockSMA(STsdbReader* pReader, SColumnDataAgg*** pBlockS
     pSup->plist[k] = taosArrayGet(pSup->pColAgg, k);
   }
 
+  taosArrayDestroy(pNewAggList);
+
 #endif
 
   pReader->cost.smaDataLoad += 1;