diff --git a/source/libs/function/src/builtinsimpl.c b/source/libs/function/src/builtinsimpl.c
index dfd0430d900b373b0e2912b6d2bd5c10fa68e632..8fde27e04663a45f07a00e923dc9730ffbc9f11a 100644
--- a/source/libs/function/src/builtinsimpl.c
+++ b/source/libs/function/src/builtinsimpl.c
@@ -1649,6 +1649,7 @@ int32_t percentileFunction(SqlFunctionCtx* pCtx) {
       numOfElems += 1;
       int32_t code = tMemBucketPut(pInfo->pMemBucket, data, 1);
       if (code != TSDB_CODE_SUCCESS) {
+        tMemBucketDestroy(pInfo->pMemBucket);
         return code;
       }
     }