diff --git a/data/templates/nginx/server.tpl.conf b/data/templates/nginx/server.tpl.conf
index 14cb52abc..4a5e91557 100644
--- a/data/templates/nginx/server.tpl.conf
+++ b/data/templates/nginx/server.tpl.conf
@@ -1,6 +1,6 @@
 map $http_upgrade $connection_upgrade {
-        default upgrade;
-        ''      close;
+    default upgrade;
+    ''      close;
 }
 
 server {