diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index cf93f098d704646b93ade0025ae7e05dcd504326..822c5c950249cb10a8b2fa874416a41a419cf8ee 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -1596,7 +1596,7 @@ 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;
     }