diff --git a/volumes/conf.d/registry.zinomedia.de.conf b/volumes/conf.d/registry.zinomedia.de.conf
index 8bb1257..2ab3b46 100644
--- a/volumes/conf.d/registry.zinomedia.de.conf
+++ b/volumes/conf.d/registry.zinomedia.de.conf
@@ -29,11 +29,6 @@ server {
     chunked_transfer_encoding on;
 
     location /v2/ {
-        add_header Access-Control-Allow-Origin "https://registryui.zinomedia.de";
-        add_header Access-Control-Allow-Credentials "true";
-        add_header Access-Control-Allow-Headers "Authorization, Accept, Cache-Control";
-        add_header Access-Control-Allow-Methods "HEAD, GET, OPTIONS, DELETE";
-
         # Do not allow connections from docker 1.5 and earlier
         # docker pre-1.6.0 did not properly set the user agent on ping, catch "Go *" user agents
         if ($http_user_agent ~ "^(docker\/1\.(3|4|5(?!\.[0-9]-dev))|Go ).*$" ) {