diff --git a/docker/caddy/Caddyfile b/docker/caddy/Caddyfile
index d3151da..50a8378 100644
--- a/docker/caddy/Caddyfile
+++ b/docker/caddy/Caddyfile
@@ -10,7 +10,7 @@
         file
         path *.ico *.css *.js *.gif *.jpg *.jpeg *.png *.svg *.woff
     }
-    header @static Cache-Control max-age=5184000
+    header @static Cache-Control max-age=31536000
 
 	# Enable the static file server.
 	file_server