diff --git a/volumes/conf.d/code.zinomedia.de.conf b/volumes/conf.d/code.zinomedia.de.conf
index 10a3e21..37818de 100644
--- a/volumes/conf.d/code.zinomedia.de.conf
+++ b/volumes/conf.d/code.zinomedia.de.conf
@@ -28,11 +28,11 @@ server {
         #proxy_http_version 1.1;
         #proxy_set_header Host $host;
         proxy_pass_request_body on;
-        default_type text/html;
         proxy_set_header Connection $http_connection;
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header content-type "text/html";
 
         proxy_set_header Upgrade $http_upgrade;
         proxy_set_header Accept-Encoding gzip;