diff --git a/compose.postgresql.yml b/compose.postgresql.yml
index 1498042..7822d75 100644
--- a/compose.postgresql.yml
+++ b/compose.postgresql.yml
@@ -14,12 +14,11 @@ services:
     secrets:
       - db_password
   db:
-    image: pgautoupgrade/pgautoupgrade:18-alpine
+    image: pgautoupgrade/pgautoupgrade:17-alpine
     environment:
       - POSTGRES_USER=codimd
       - POSTGRES_PASSWORD_FILE=/run/secrets/db_password
       - POSTGRES_DB=codimd
-      - PGDATA=/var/lib/postgresql/data
     volumes:
       - "postgres:/var/lib/postgresql/data"
     secrets: