diff --git a/source/libs/parser/src/parTranslater.c b/source/libs/parser/src/parTranslater.c
index 5f3e4020279c809f4df78f0f0575bfd20b0e44a6..ed109df1f91c5c64216d81d1c2b8c3ed0514489d 100644
--- a/source/libs/parser/src/parTranslater.c
+++ b/source/libs/parser/src/parTranslater.c
@@ -3108,7 +3108,7 @@ static int32_t rewriteProjectAlias(SNodeList* pProjectionList) {
     if ('\0' == pExpr->userAlias[0]) {
       strcpy(pExpr->userAlias, pExpr->aliasName);
     }
-    if (QUERY_NODE_COLUMN == nodeType(pProject) &&
+    if (QUERY_NODE_FUNCTION == nodeType(pProject) &&
         ((0 == strcasecmp("_wstart", pExpr->userAlias) || 0 == strcasecmp("_wend", pExpr->userAlias) ||
           0 == strcasecmp("_wduration", pExpr->userAlias)) &&
          '\0' != pExpr->aliasName[0])) {