diff --git a/src/backend/optimizer/plan/createplan.c b/src/backend/optimizer/plan/createplan.c
index 32f903d8dc..01209aa328 100644
--- a/src/backend/optimizer/plan/createplan.c
+++ b/src/backend/optimizer/plan/createplan.c
@@ -558,7 +558,8 @@ use_physical_tlist(PlannerInfo *root, RelOptInfo *rel)
  * If the plan node immediately above a scan would prefer to get only
  * needed Vars and not a physical tlist, it must call this routine to
  * undo the decision made by use_physical_tlist().  Currently, Hash, Sort,
- * and Material nodes want this, so they don't have to store useless columns.
+ * Material, and Gather nodes want this, so they don't have to store or
+ * transfer useless columns.
  */
 static void
 disuse_physical_tlist(PlannerInfo *root, Plan *plan, Path *path)
@@ -1123,6 +1124,8 @@ create_gather_plan(PlannerInfo *root, GatherPath *best_path)
 
 	subplan = create_plan_recurse(root, best_path->subpath);
 
+	disuse_physical_tlist(root, subplan, best_path->subpath);
+
 	gather_plan = make_gather(subplan->targetlist,
 							  NIL,
 							  best_path->num_workers,