diff --git a/.examples/docker-compose/insecure/postgres/apache/compose.yaml b/.examples/docker-compose/insecure/postgres/apache/compose.yaml
index 646261d0..84c706f1 100644
--- a/.examples/docker-compose/insecure/postgres/apache/compose.yaml
+++ b/.examples/docker-compose/insecure/postgres/apache/compose.yaml
@@ -1,6 +1,6 @@
 services:
   db:
-    image: postgres:alpine
+    image: postgres:15
     restart: always
     volumes:
       - db:/var/lib/postgresql/data:Z
@@ -39,4 +39,4 @@ services:
 
 volumes:
   db:
-  nextcloud:
\ No newline at end of file
+  nextcloud:
diff --git a/.examples/docker-compose/insecure/postgres/fpm/compose.yaml b/.examples/docker-compose/insecure/postgres/fpm/compose.yaml
index b5071d5c..b5c3ed63 100644
--- a/.examples/docker-compose/insecure/postgres/fpm/compose.yaml
+++ b/.examples/docker-compose/insecure/postgres/fpm/compose.yaml
@@ -1,6 +1,6 @@
 services:
   db:
-    image: postgres:alpine
+    image: postgres:15
     restart: always
     volumes:
       - db:/var/lib/postgresql/data:Z
diff --git a/.examples/docker-compose/with-nginx-proxy/postgres/apache/compose.yaml b/.examples/docker-compose/with-nginx-proxy/postgres/apache/compose.yaml
index a3dece4b..3af1becb 100644
--- a/.examples/docker-compose/with-nginx-proxy/postgres/apache/compose.yaml
+++ b/.examples/docker-compose/with-nginx-proxy/postgres/apache/compose.yaml
@@ -1,6 +1,6 @@
 services:
   db:
-    image: postgres:alpine
+    image: postgres:15
     restart: always
     volumes:
       - db:/var/lib/postgresql/data:Z
diff --git a/.examples/docker-compose/with-nginx-proxy/postgres/fpm/compose.yaml b/.examples/docker-compose/with-nginx-proxy/postgres/fpm/compose.yaml
index 09a80e7d..352aed4a 100644
--- a/.examples/docker-compose/with-nginx-proxy/postgres/fpm/compose.yaml
+++ b/.examples/docker-compose/with-nginx-proxy/postgres/fpm/compose.yaml
@@ -2,7 +2,7 @@ version: '3'
 
 services:
   db:
-    image: postgres:alpine
+    image: postgres:15
     restart: always
     volumes:
       - db:/var/lib/postgresql/data:Z
diff --git a/README.md b/README.md
index b2ec983d..e03d4d72 100644
--- a/README.md
+++ b/README.md
@@ -395,7 +395,7 @@ As an alternative to passing sensitive information via environment variables, `_
 ```yaml
 services:
   db:
-    image: postgres
+    image: postgres:15
     restart: always
     volumes:
       - db:/var/lib/postgresql/data