diff --git a/docker-compose.yml b/docker-compose.yml
index ab1bd16..f4d4300 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -46,3 +46,8 @@ services:
 
   db:
     image: postgres
+    volumes:
+      - datavolume:/var/lib/postgresql/data
+
+volumes:
+  datavolume: