diff --git a/roles/nginx/files/munin.conf b/roles/nginx/files/munin.conf
index 46941fb..91dfb90 100644
--- a/roles/nginx/files/munin.conf
+++ b/roles/nginx/files/munin.conf
@@ -16,6 +16,7 @@ server {
 
     location /munin/ {
         alias /var/cache/munin/www/;
+        index index.html
         expires modified +310s;
     }
 }