diff --git a/docker-compose.yml.example b/docker-compose.yml.example
index 032ba1440e5667a05741f5e78290439ddc3d6a74..d9557fd2be1b2e3999fa644190c401b88702d187 100644
--- a/docker-compose.yml.example
+++ b/docker-compose.yml.example
@@ -1,7 +1,7 @@
 version: '3.8'
 services:
   postgres:
-    image: postgres:11.1
+    image: postgres:15.3
     restart: always
     environment:
       POSTGRES_PASSWORD: ${DB_PASSWORD}