diff --git a/compose.yml b/compose.yml
index 7abdffc..f85fc1c 100644
--- a/compose.yml
+++ b/compose.yml
@@ -44,7 +44,7 @@ services:
     entrypoint: /abra-mattermost-entrypoint.sh
 
   postgres:
-    image: postgres:15-alpine
+    image: postgres:18-alpine
     volumes:
       - postgres_data:/var/lib/postgresql/data
     environment: