diff --git a/contrib/nginx/zammad.conf b/contrib/nginx/zammad.conf
index b1726e411..201bda163 100644
--- a/contrib/nginx/zammad.conf
+++ b/contrib/nginx/zammad.conf
@@ -43,7 +43,7 @@ server {
         proxy_pass http://zammad;
 
 	gzip on;
-	gzip_types text/html text/plain text/xml text/css image/svg+xml application/javascript application/x-javascript application/json application/xml;
+	gzip_types text/plain text/xml text/css image/svg+xml application/javascript application/x-javascript application/json application/xml;
 	gzip_proxied any;
     }
 }