diff --git a/compose.yml b/compose.yml
index e5dd138..6e620bc 100644
--- a/compose.yml
+++ b/compose.yml
@@ -103,7 +103,7 @@ services:
       - loomio_plugins:/loomio/plugins/docker
   db:
     # loomio version upgrades and postgres version upgrade should not be performed at the same time.
-    image: pgautoupgrade/pgautoupgrade:17-debian
+    image: pgautoupgrade/pgautoupgrade:18-debian
     networks:
       - backend
     volumes: