diff --git a/server/extension/cdb_dataservices_server--0.5.0--0.5.1.sql b/server/extension/cdb_dataservices_server--0.5.0--0.5.1.sql
index ca41e78..3298675 100644
--- a/server/extension/cdb_dataservices_server--0.5.0--0.5.1.sql
+++ b/server/extension/cdb_dataservices_server--0.5.0--0.5.1.sql
@@ -1,3 +1,6 @@
+--DO NOT MODIFY THIS FILE, IT IS GENERATED AUTOMATICALLY FROM SOURCES
+-- Complain if script is sourced in psql, rather than via CREATE EXTENSION
+\echo Use "ALTER EXTENSION cdb_dataservices_server UPDATE TO '0.5.1'" to load this file. \quit
 DROP FUNCTION IF EXISTS cdb_dataservices_server._get_redis_conf_v2(text);
 DROP TYPE IF EXISTS cdb_dataservices_server._redis_conf_params;
 
diff --git a/server/extension/cdb_dataservices_server--0.5.1--0.5.0.sql b/server/extension/cdb_dataservices_server--0.5.1--0.5.0.sql
index a31e055..4355cf2 100644
--- a/server/extension/cdb_dataservices_server--0.5.1--0.5.0.sql
+++ b/server/extension/cdb_dataservices_server--0.5.1--0.5.0.sql
@@ -1,3 +1,6 @@
+--DO NOT MODIFY THIS FILE, IT IS GENERATED AUTOMATICALLY FROM SOURCES
+-- Complain if script is sourced in psql, rather than via CREATE EXTENSION
+\echo Use "ALTER EXTENSION cdb_dataservices_server UPDATE TO '0.5.0'" to load this file. \quit
 CREATE TYPE cdb_dataservices_server._redis_conf_params AS (
     sentinel_master_id text,
     redis_host text,