diff --git a/docker-compose.yml b/docker-compose.yml
index 13c58cf..629fa8e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -36,6 +36,9 @@ services:
       - proxy_default
     restart: on-failure:3
 
+volumes:
+  pgdata:
+
 networks:
   proxy_default:
     name: proxy_default