diff --git a/.examples/proxy/docker-compose.proxy-example.yml b/.examples/proxy/docker-compose.proxy-example.yml
index 31f2747..09590b3 100644
--- a/.examples/proxy/docker-compose.proxy-example.yml
+++ b/.examples/proxy/docker-compose.proxy-example.yml
@@ -1,3 +1,4 @@
+---
 version: '2'
 services:
 
diff --git a/.examples/proxy/docker-compose.yml b/.examples/proxy/docker-compose.yml
index fad2dea..f44af86 100644
--- a/.examples/proxy/docker-compose.yml
+++ b/.examples/proxy/docker-compose.yml
@@ -1,3 +1,4 @@
+---
 version: '2'
 services:
   frontend: