diff --git a/src/backend/executor/nodeModifyTable.c b/src/backend/executor/nodeModifyTable.c
index 742981a195..dc1864359e 100644
--- a/src/backend/executor/nodeModifyTable.c
+++ b/src/backend/executor/nodeModifyTable.c
@@ -412,7 +412,8 @@ ExecInsert(ModifyTableState *mtstate,
 
 		/* Check the constraints of the tuple */
 		if (resultRelationDesc->rd_att->constr || check_partition_constr)
-			ExecConstraints(resultRelInfo, slot, estate, true);
+			ExecConstraints(resultRelInfo, slot, estate,
+							check_partition_constr);
 
 		if (onconflict != ONCONFLICT_NONE && resultRelInfo->ri_NumIndices > 0)
 		{