diff --git a/src/backend/executor/execTuples.c b/src/backend/executor/execTuples.c
index bc5a5249448..8674b3dcf70 100644
--- a/src/backend/executor/execTuples.c
+++ b/src/backend/executor/execTuples.c
@@ -1604,7 +1604,6 @@ ExecInitResultTypeTL(PlanState *planstate)
 {
 	TupleDesc	tupDesc = ExecTypeFromTL(planstate->plan->targetlist);
 
-	tupDesc = ExecTypeFromTL(planstate->plan->targetlist);
 	planstate->ps_ResultTupleDesc = tupDesc;
 }