diff --git a/ee/scripts/schema/db/rollback_dbs/clickhouse/1.18.0/1.18.0.sql b/ee/scripts/schema/db/rollback_dbs/clickhouse/1.18.0/1.18.0.sql
new file mode 100644
index 0000000000..286c181a5c
--- /dev/null
+++ b/ee/scripts/schema/db/rollback_dbs/clickhouse/1.18.0/1.18.0.sql
@@ -0,0 +1,10 @@
+CREATE OR REPLACE FUNCTION openreplay_version AS() -> 'v1.17.0-ee';
+
+ALTER TABLE experimental.events
+    MODIFY COLUMN url_path MATERIALIZED lower(pathFull(url));
+
+ALTER TABLE experimental.resources
+    MODIFY COLUMN url_path MATERIALIZED lower(pathFull(url));
+
+ALTER TABLE experimental.ios_events
+    MODIFY COLUMN url_path MATERIALIZED lower(pathFull(url));
\ No newline at end of file