diff --git a/sql/upgrade/1.3.0_schema/postgresql/dolphinscheduler_ddl.sql b/sql/upgrade/1.3.0_schema/postgresql/dolphinscheduler_ddl.sql
deleted file mode 100644
index 8b13789179..0000000000
--- a/sql/upgrade/1.3.0_schema/postgresql/dolphinscheduler_ddl.sql
+++ /dev/null
@@ -1 +0,0 @@
-