diff --git a/docker-compose.e2e.yaml b/docker-compose.e2e.yaml
index 1d981cc40..20ef93556 100644
--- a/docker-compose.e2e.yaml
+++ b/docker-compose.e2e.yaml
@@ -21,7 +21,7 @@ services:
       - db
 
   db:
-    image: postgres:18-alpine
+    image: postgres:17-alpine
     environment:
       POSTGRES_DB: defguard
       POSTGRES_USER: defguard
diff --git a/docker-compose.ldap.yaml b/docker-compose.ldap.yaml
index 207ed3ce5..309e05783 100644
--- a/docker-compose.ldap.yaml
+++ b/docker-compose.ldap.yaml
@@ -32,13 +32,13 @@ services:
       - NET_ADMIN
 
   db:
-    image: postgres:18-alpine
+    image: postgres:17-alpine
     environment:
       POSTGRES_DB: defguard
       POSTGRES_USER: defguard
       POSTGRES_PASSWORD: defguard
     volumes:
-      - ./.volumes/db:/var/lib/postgresql
+      - ./.volumes/db:/var/lib/postgresql/data
     ports:
       - "5432:5432"
 
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 15e581593..24e4b2c01 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -41,13 +41,13 @@ services:
       RUST_BACKTRACE: 1
 
   db:
-    image: postgres:18-alpine
+    image: postgres:17-alpine
     environment:
       POSTGRES_DB: defguard
       POSTGRES_USER: defguard
       POSTGRES_PASSWORD: defguard
     volumes:
-      - ./.volumes/db:/var/lib/postgresql
+      - ./.volumes/db:/var/lib/postgresql/data
     ports:
       - "5432:5432"
     healthcheck: