diff --git a/docker-compose.yml b/docker-compose.yml
index c9caac2a2be264acc5fc309697c5c09a3c068f1b..00d91665bd57ad8a0310951fd5359fc5adda381b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -9,6 +9,8 @@ services:
              restart: always
              environment:
                POSTGRES_PASSWORD: mysecretpassword
+             volumes: 
+                - pgdata:/var/lib/postgresql/data
         nginx:
              build:
                 context: .
@@ -41,3 +43,5 @@ services:
              restart: always
              ports:
                - "8080:8080"
+volumes:
+        pgdata: