diff --git a/src/query/src/qPlan.c b/src/query/src/qPlan.c
index 4c61cbb0f730780c6c7106a02c765974b2d21706..bd8a77b352b05ee7a8f5ceeaee0b3223c1d17287 100644
--- a/src/query/src/qPlan.c
+++ b/src/query/src/qPlan.c
@@ -588,6 +588,12 @@ SArray* createExecOperatorPlan(SQueryAttr* pQueryAttr) {
         op = OP_Fill;
         taosArrayPush(plan, &op);
       }
+      // outer query order by support
+      int32_t orderColId = pQueryAttr->order.orderColId;
+      if (pQueryAttr->vgId == 0 && orderColId != INT32_MIN) {
+        op = OP_Order;
+        taosArrayPush(plan, &op);
+      }
     }
 
   } else if (pQueryAttr->groupbyColumn) {
@@ -658,7 +664,7 @@ SArray* createExecOperatorPlan(SQueryAttr* pQueryAttr) {
 
     // outer query order by support
     int32_t orderColId = pQueryAttr->order.orderColId;
-    if (pQueryAttr->vgId == 0 && orderColId != PRIMARYKEY_TIMESTAMP_COL_INDEX && orderColId != INT32_MIN) {
+    if (pQueryAttr->vgId == 0 && orderColId != INT32_MIN) {
       op = OP_Order;
       taosArrayPush(plan, &op);
     }