diff --git a/.gitignore b/.gitignore
index 3949183..0def1c0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 python-venv/
 tickmate-backup-20230524.db
 server/public/
+db.mount/
diff --git a/docker-compose.yml b/docker-compose.yml
index c4cc7af..041f192 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -24,6 +24,8 @@ services:
       POSTGRES_DB: kalkulog
     secrets: [ postgres-password ]
     networks: [ internal ]
+    volumes:
+      - ./db.mount:/var/lib/postgresql/data
 
 secrets:
   postgres-password: