diff --git a/.drone.yml b/.drone.yml
index 93687ff..f089a70 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -155,6 +155,7 @@ steps:
         --exclude=".*"
         --exclude="*_temp"
         * $NGINX_USER@$NGINX_HOST:/etc/nginx/
+      - ssh -i .ssh/id_ed25519 -o StrictHostKeyChecking 'sudo systemctl reload nginx'
     environment:
       NGINX_USER:
         from_secret: NGINX_USER
@@ -171,6 +172,6 @@ steps:
 
 ---
 kind: signature
-hmac: 7e392f769559ba043b923bbc35197ad955864d15a179979949528362731cbf29
+hmac: af057f67070e2ea82be5b75874e0a5cc89ec8a912e71d2369f4d4537c02faecb
 
 ...
diff --git a/nginx.conf b/nginx.conf
index 0d02224..1b96ba3 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -35,7 +35,7 @@ http {
 	# Headers        #
 	##################
 
-	more_set_headers 'X-Web-Entry Bifrost';
+	more_set_headers 'X-Web-Entry: Bifrost';
 
 	##################
 	# SSL settings   #
diff --git a/sites-available/000-default.conf b/sites-available/000-default.conf
index 7e5f634..02f6157 100644
--- a/sites-available/000-default.conf
+++ b/sites-available/000-default.conf
@@ -10,8 +10,8 @@ server {
 
   server_name _;
 
-  more_set_headers 'X-Dead-End true';
-  more_set_headers 'Content-Type text/plain';
+  more_set_headers 'X-Dead-End: true';
+  more_set_headers 'Content-Type: text/plain';
 
   return 200 ok;
 }
@@ -56,7 +56,7 @@ server {
 #  listen 80 default_server;
 #  listen [::]:80 default_server;
 #  server_name planetposen.no *.leifsopplevelser.no ruterna.no *.kevinmidboe.com kevinmidboe.com knowit.vin seasoned.show request.movie *.schleppe.cloud *.k9e.no;
-#  add_header Upgrading Connection;
+#  more_set_headers Upgrading Connection;
 #  return 302 https://$host$request_uri;
 #}
 
diff --git a/sites-available/adtech.conf b/sites-available/adtech.conf
index 13e1f05..2d8cb97 100644
--- a/sites-available/adtech.conf
+++ b/sites-available/adtech.conf
@@ -5,7 +5,7 @@ server {
 
   server_name adtech.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/blockchain.conf b/sites-available/blockchain.conf
index ace0181..9788a44 100644
--- a/sites-available/blockchain.conf
+++ b/sites-available/blockchain.conf
@@ -5,7 +5,7 @@ server {
 
   server_name blockchain.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
@@ -23,4 +23,4 @@ server {
 
   ssl_certificate /etc/letsencrypt/live/blockchain.schleppe.cloud/fullchain.pem; # managed by Certbot
   ssl_certificate_key /etc/letsencrypt/live/blockchain.schleppe.cloud/privkey.pem; # managed by Certbot
-}
\ No newline at end of file
+}
diff --git a/sites-available/blog.conf b/sites-available/blog.conf
index 18c3c6d..81dd745 100644
--- a/sites-available/blog.conf
+++ b/sites-available/blog.conf
@@ -5,7 +5,7 @@ server {
 
   server_name blog.kevinmidboe.com;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
@@ -26,4 +26,4 @@ server {
 
   ssl_certificate /etc/letsencrypt/live/blog.kevinmidboe.com/fullchain.pem; # managed by Certbot
   ssl_certificate_key /etc/letsencrypt/live/blog.kevinmidboe.com/privkey.pem; # managed by Certbot
-}
\ No newline at end of file
+}
diff --git a/sites-available/brewpi.conf b/sites-available/brewpi.conf
index e68cf4f..b38160a 100644
--- a/sites-available/brewpi.conf
+++ b/sites-available/brewpi.conf
@@ -5,7 +5,7 @@ server {
 
   server_name brew.schleppe.cloud beer.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
@@ -24,9 +24,9 @@ server {
     resolver 10.0.0.72;
     proxy_pass http://brewpi.schleppe:8080;
 
-    add_header 'Access-Control-Allow-Origin' 'brewpi.schleppe.cloud beer.schleppe.cloud';
-    add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Origin: brewpi.schleppe.cloud beer.schleppe.cloud';
+    more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-for $proxy_add_x_forwarded_for;
@@ -53,9 +53,9 @@ server {
     resolver 10.0.0.72;
     proxy_pass http://brewpi.schleppe:8080;
 
-    add_header 'Access-Control-Allow-Origin' 'brewpi.schleppe.cloud beer.schleppe.cloud';
-    add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Origin: brewpi.schleppe.cloud beer.schleppe.cloud';
+    more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-for $proxy_add_x_forwarded_for;
diff --git a/sites-available/castdeck.conf b/sites-available/castdeck.conf
index 2cc70e7..8c2bc98 100644
--- a/sites-available/castdeck.conf
+++ b/sites-available/castdeck.conf
@@ -5,7 +5,7 @@ server {
 
   server_name castdeck.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
@@ -24,9 +24,9 @@ server {
     resolver 10.0.0.72;
     proxy_pass http://castdeck.schleppe:80;
 
-    add_header 'Access-Control-Allow-Origin' '*';
-    add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Origin: *';
+    more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
     proxy_set_header Host $host;
   }
diff --git a/sites-available/drone.conf b/sites-available/drone.conf
index cce6b36..582a3cf 100644
--- a/sites-available/drone.conf
+++ b/sites-available/drone.conf
@@ -5,7 +5,7 @@ server {
 
   server_name drone.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/elastic.conf b/sites-available/elastic.conf
index 5af49cb..06eb19a 100644
--- a/sites-available/elastic.conf
+++ b/sites-available/elastic.conf
@@ -15,7 +15,7 @@ server {
 
   server_name kibana.schleppe.cloud elastic.schleppe.cloud es.schleppe.cloud elastic.keivnmidboe.com;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
@@ -44,7 +44,7 @@ server {
     resolver 10.0.0.72;
     proxy_pass https://elastic;
 
-    add_header X-Upstream $upstream_addr always;
+    more_set_headers 'X-Upstream: $upstream_addr';
   }
 
   ssl_certificate /etc/letsencrypt/live/elastic.schleppe.cloud-0001/fullchain.pem; # managed by Certbot
@@ -62,7 +62,7 @@ server {
     resolver 10.0.0.72;
     proxy_pass http://elastic;
 
-    add_header X-Upstream $upstream_addr always;
+    more_set_headers 'X-Upstream: $upstream_addr';
   }
 
   ssl_certificate /etc/letsencrypt/live/elastic.schleppe.cloud/fullchain.pem; # managed by Certbot
@@ -80,7 +80,7 @@ server {
     resolver 10.0.0.72;
     proxy_pass http://elastic;
 
-    add_header X-Upstream $upstream_addr always;
+    more_set_headers 'X-Upstream $upstream_addr';
   }
 
   ssl_certificate /etc/letsencrypt/live/elastic.kevinmidboe.com-0001/fullchain.pem; # managed by Certbot
diff --git a/sites-available/fjordmap.conf b/sites-available/fjordmap.conf
index 2da2155..408de40 100644
--- a/sites-available/fjordmap.conf
+++ b/sites-available/fjordmap.conf
@@ -13,9 +13,9 @@ server {
 
   location / {
     proxy_http_version 1.1;
-    add_header 'Access-Control-Allow-Origin' 'fjordmap.schleppe.cloud';
-    add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Origin: fjordmap.schleppe.cloud';
+    more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "Upgrade";
diff --git a/sites-available/gitea.conf b/sites-available/gitea.conf
index 231be57..c94a0a3 100644
--- a/sites-available/gitea.conf
+++ b/sites-available/gitea.conf
@@ -5,7 +5,7 @@ server {
 
   server_name git.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/grafana.conf b/sites-available/grafana.conf
index d00851e..287b056 100644
--- a/sites-available/grafana.conf
+++ b/sites-available/grafana.conf
@@ -14,7 +14,7 @@ server {
 
   server_name grafana.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/headscale.conf b/sites-available/headscale.conf
index addd4d4..591c033 100644
--- a/sites-available/headscale.conf
+++ b/sites-available/headscale.conf
@@ -26,6 +26,6 @@ server {
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header X-Forwarded-Proto $http_x_forwarded_proto;
-    add_header Strict-Transport-Security "max-age=15552000; includeSubDomains" always;
+    more_set_headers 'Strict-Transport-Security: max-age=15552000; includeSubDomains';
   }
 }
diff --git a/sites-available/hitler.conf b/sites-available/hitler.conf
index 183e385..c6241bd 100644
--- a/sites-available/hitler.conf
+++ b/sites-available/hitler.conf
@@ -11,9 +11,9 @@ server {
 
   location / {
     proxy_http_version 1.1;
-    add_header 'Access-Control-Allow-Origin' 'hitler.kevinmidboe.com';
-    add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Origin: hitler.kevinmidboe.com';
+    more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "Upgrade";
diff --git a/sites-available/hiveMonitor.conf b/sites-available/hiveMonitor.conf
index a87f315..a66391d 100644
--- a/sites-available/hiveMonitor.conf
+++ b/sites-available/hiveMonitor.conf
@@ -11,7 +11,7 @@ server {
 
   server_name hive.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/k9ee.conf b/sites-available/k9ee.conf
deleted file mode 100644
index a5d15dc..0000000
--- a/sites-available/k9ee.conf
+++ /dev/null
@@ -1,28 +0,0 @@
-
-server {
-    listen 443 ssl http2;
-    listen [::]:443 ssl http2;
-
-    server_name k9ee.no;
-
-    error_page 404 /404.html;
-    location = /404.html {
-        root /home/kevin/;
-    }
-
-    location / {
-      resolver 10.0.0.72;
-
-      proxy_http_version 1.1;
-      add_header Proxy Bifrost;
-      proxy_set_header Upgrade $http_upgrade;
-      proxy_set_header Connection "Upgrade";
-      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-      proxy_set_header Host $host;
-      proxy_pass http://k9e.kazan.schleppe;
-    }
-
-    ssl_certificate /etc/letsencrypt/live/k9e.no/fullchain.pem; # managed by Kevin
-    ssl_certificate_key /etc/letsencrypt/live/k9e.no/privkey.pem; # managed by Kevin
-}
-      
diff --git a/sites-available/kevinmidboe.conf b/sites-available/kevinmidboe.conf
index 8de63ba..718f8ae 100644
--- a/sites-available/kevinmidboe.conf
+++ b/sites-available/kevinmidboe.conf
@@ -5,7 +5,7 @@ server {
 
   server_name kevinmidboe.com;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/leifsopplevelser.conf b/sites-available/leifsopplevelser.conf
index 61bfee5..5296c5c 100644
--- a/sites-available/leifsopplevelser.conf
+++ b/sites-available/leifsopplevelser.conf
@@ -8,7 +8,7 @@ server {
 
   server_name *.leifsopplevelser.no leifsopplevelser.no;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/lottis.conf b/sites-available/lottis.conf
index 987e4e6..3638be4 100644
--- a/sites-available/lottis.conf
+++ b/sites-available/lottis.conf
@@ -17,7 +17,7 @@ server {
 
   server_name .lottis.vin .vinlottis.no aller.vin knowit.vin;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
@@ -137,7 +137,7 @@ server {
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header Host $host;
 
-    add_header 'Access-Control-Allow-Headers' 'Content-Type, vinlottis-admin';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type, vinlottis-admin';
   }
 
   ssl_certificate /etc/letsencrypt/live/aller.lottis.vin/fullchain.pem; # managed by Certbot
@@ -161,7 +161,7 @@ server {
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header Host $host;
 
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
   }
     ssl_certificate /etc/letsencrypt/live/aller.vin/fullchain.pem; # managed by Certbot
     ssl_certificate_key /etc/letsencrypt/live/aller.vin/privkey.pem; # managed by Certbot
@@ -195,4 +195,4 @@ server {
   ssl_certificate_key /etc/letsencrypt/live/beta.lottis.vin/privkey.pem; # managed by Certbot
 }
 # Beta end
-# - - - - - - - -
\ No newline at end of file
+# - - - - - - - -
diff --git a/sites-available/maps.conf b/sites-available/maps.conf
index da21c73..526b74f 100644
--- a/sites-available/maps.conf
+++ b/sites-available/maps.conf
@@ -5,7 +5,7 @@ server {
 
   server_name maps.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/memestream.conf b/sites-available/memestream.conf
index 5b417af..cfeac0f 100644
--- a/sites-available/memestream.conf
+++ b/sites-available/memestream.conf
@@ -5,7 +5,7 @@ server {
 
   server_name memestream.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/mondrian.conf b/sites-available/mondrian.conf
index 4ec6922..6dd5e8c 100644
--- a/sites-available/mondrian.conf
+++ b/sites-available/mondrian.conf
@@ -5,7 +5,7 @@ server {
 
   server_name mondrian.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/planetposen.conf b/sites-available/planetposen.conf
index 2476289..fdb709a 100644
--- a/sites-available/planetposen.conf
+++ b/sites-available/planetposen.conf
@@ -24,7 +24,7 @@ server {
 
   server_name planetposen.no planet.schleppe.cloud;
 
-  more_set_headers Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
@@ -66,9 +66,9 @@ server {
 
       proxy_request_buffering off;
 
-      more_set_headers 'Access-Control-Allow-Origin planet.schleppe.cloud';
-      more_set_headers 'Access-Control-Allow-Methods GET, POST, OPTIONS';
-      more_set_headers 'Access-Control-Allow-Headers Content-Type';
+      more_set_headers 'Access-Control-Allow-Origin: planet.schleppe.cloud';
+      more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+      more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
       client_max_body_size 5M;
     }
@@ -77,19 +77,19 @@ server {
       resolver 10.0.0.72;
       proxy_pass http://planetposen-backend/api;
 
-#      add_header 'Access-Control-Allow-Origin' 'planet.schleppe.cloud';
-      more_set_headers 'Access-Control-Allow-Origin *';
-      more_set_headers 'Access-Control-Allow-Methods GET, POST, OPTIONS';
-      more_set_headers 'Access-Control-Allow-Headers Content-Type';
+#      more_set_headers 'Access-Control-Allow-Origin' 'planet.schleppe.cloud';
+      more_set_headers 'Access-Control-Allow-Origin: *';
+      more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+      more_set_headers 'Access-Control-Allow-Headers: Content-Type';
     }
 
     location / {
       resolver 10.0.0.72;
       proxy_pass http://planetposen-frontend;
 
-      more_set_headers 'Access-Control-Allow-Origin planet.schleppe.cloud';
-      more_set_headers 'Access-Control-Allow-Methods GET, POST, OPTIONS';
-      more_set_headers 'Access-Control-Allow-Headers Content-Type';
+      more_set_headers 'Access-Control-Allow-Origin: planet.schleppe.cloud';
+      more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+      more_set_headers 'Access-Control-Allow-Headers: Content-Type';
     }
 
     ssl_certificate /etc/letsencrypt/live/planet.schleppe.cloud/fullchain.pem; # managed by Certbot
diff --git a/sites-available/plex.conf b/sites-available/plex.conf
index 1ce1102..9b1b738 100644
--- a/sites-available/plex.conf
+++ b/sites-available/plex.conf
@@ -5,7 +5,7 @@ server {
 
   server_name sonarr.schleppe.cloud tau.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers "Upgrading: Connection";
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/proxy.conf b/sites-available/proxy.conf
index e01dfc4..9b7bc59 100644
--- a/sites-available/proxy.conf
+++ b/sites-available/proxy.conf
@@ -7,9 +7,9 @@ server {
 
   location / {
     proxy_http_version 1.1;
-    add_header 'Access-Control-Allow-Origin' '*';
-    add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Origin: *';
+    more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "Upgrade";
diff --git a/sites-available/request.conf b/sites-available/request.conf
index 8636b55..98bf148 100644
--- a/sites-available/request.conf
+++ b/sites-available/request.conf
@@ -5,7 +5,7 @@ server {
 
   server_name .request.movie;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/ruterna.conf b/sites-available/ruterna.conf
index e5f9fd8..cee3051 100644
--- a/sites-available/ruterna.conf
+++ b/sites-available/ruterna.conf
@@ -7,9 +7,9 @@ server {
 
     location / {
       proxy_http_version 1.1;
-      add_header 'Access-Control-Allow-Origin' 'lottis.vin';
-      add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-      add_header 'Access-Control-Allow-Headers' 'Content-Type';
+      more_set_headers 'Access-Control-Allow-Origin: lottis.vin';
+      more_set_headers 'Access-Control-Allow-Methods: GET, POST, OPTIONS';
+      more_set_headers 'Access-Control-Allow-Headers: Content-Type';
 
       proxy_set_header Upgrade $http_upgrade;
       proxy_set_header Connection "Upgrade";
diff --git a/sites-available/schleppecloud.conf b/sites-available/schleppecloud.conf
index 127acbb..23e64a3 100644
--- a/sites-available/schleppecloud.conf
+++ b/sites-available/schleppecloud.conf
@@ -5,7 +5,7 @@ server {
 
   server_name schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-available/wagovipps.conf b/sites-available/wagovipps.conf
index ce4f8b8..abae616 100644
--- a/sites-available/wagovipps.conf
+++ b/sites-available/wagovipps.conf
@@ -5,7 +5,7 @@ server {
 
   server_name wagovipps.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
@@ -25,10 +25,10 @@ server {
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-for $proxy_add_x_forwarded_for;
 
-    add_header 'Access-Control-Allow-Methods' 'GET, POST, PUT, OPTIONS';
-    add_header 'Access-Control-Allow-Headers' 'Content-Type';
+    more_set_headers 'Access-Control-Allow-Methods: GET, POST, PUT, OPTIONS';
+    more_set_headers 'Access-Control-Allow-Headers: Content-Type';
   }
 
   ssl_certificate /etc/letsencrypt/live/wagovipps.schleppe.cloud/fullchain.pem; # managed by Certbot
   ssl_certificate_key /etc/letsencrypt/live/wagovipps.schleppe.cloud/privkey.pem; # managed by Certbot
-}
\ No newline at end of file
+}
diff --git a/sites-available/warden.conf b/sites-available/warden.conf
index 12461aa..877b2d2 100644
--- a/sites-available/warden.conf
+++ b/sites-available/warden.conf
@@ -5,7 +5,7 @@ server {
 
   server_name warden.schleppe.cloud;
 
-  add_header Upgrading Connection;
+  more_set_headers 'Upgrading: Connection';
   return 302 https://$host$request_uri;
 }
 
diff --git a/sites-enabled/k9ee.conf b/sites-enabled/k9ee.conf
deleted file mode 120000
index 3028675..0000000
--- a/sites-enabled/k9ee.conf
+++ /dev/null
@@ -1 +0,0 @@
-../sites-available/k9ee.conf
\ No newline at end of file
diff --git a/snippets/proxy-params.conf b/snippets/proxy-params.conf
index c9a4ab4..4181a6c 100644
--- a/snippets/proxy-params.conf
+++ b/snippets/proxy-params.conf
@@ -3,4 +3,4 @@ proxy_set_header X-Real-IP $remote_addr;
 proxy_set_header X-Forwarded-for $proxy_add_x_forwarded_for;
 proxy_set_header Host $host;
 
-more_set_headers 'X-Proxy-Params Applied';
+more_set_headers 'X-Proxy-Params: Applied';