diff --git a/.gitignore b/.gitignore
index d0efa20..8d078fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
 **/c.out
 **/c.html
 database.yml
-postgres/docker-compose.yml
+docker/docker-compose.yml
diff --git a/docker/docker-compose-example.yml b/docker/docker-compose-example.yml
new file mode 100644
index 0000000..0815858
--- /dev/null
+++ b/docker/docker-compose-example.yml
@@ -0,0 +1,12 @@
+services:
+  db:
+    image: mariadb
+    restart: always
+    environment:
+      MARIADB_ROOT_PASSWORD: example
+
+  adminer:
+    image: adminer
+    restart: always
+    ports:
+      - 8082:8080