diff --git a/docker-compose.yml b/docker-compose.yml
index f478e29b..4ba0a076 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -20,4 +20,9 @@ services:
       - POSTGRES_PASSWORD=supasecured
       - POSTGRES_DB=mydb
     ports:
-      - '5432:5432'
\ No newline at end of file
+      - '5432:5432'
+    volumes:
+      - pg_data:/var/lib/postgresql/data
+
+volumes:
+  pg_data:
\ No newline at end of file