diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index 400940245dc0919ee98f77440c5bb50dde0b84da..1ca450a1b50cdd930fb659ba219c26d7e6c8028d 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -1597,7 +1597,7 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
       continue;
     }
 
-    if (pBlock->info.type == STREAM_NORMAL) {
+    if (pBlock->info.type == STREAM_NORMAL && pBlock->info.version != 0) {
       // set input version
       pTaskInfo->version = pBlock->info.version;
     }