diff --git a/volumes/conf.d/code.zinomedia.de.conf b/volumes/conf.d/code.zinomedia.de.conf
index b3f8566..bff25e6 100644
--- a/volumes/conf.d/code.zinomedia.de.conf
+++ b/volumes/conf.d/code.zinomedia.de.conf
@@ -24,7 +24,7 @@ server {
         add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; img-src 'self' data:; style-src 'self' 'unsafe-inline'; font-src 'self' data:;" always;
 
         resolver 127.0.0.11;
-        set $upstream "http://code-server:8443";
+        set $upstream "https://code-server:8443";
 
 
 
diff --git a/volumes/conf.d/validate.vouch.armos.zinomedia.de.conf b/volumes/conf.d/validate.vouch.armos.zinomedia.de.conf
index d40f668..4dfc388 100644
--- a/volumes/conf.d/validate.vouch.armos.zinomedia.de.conf
+++ b/volumes/conf.d/validate.vouch.armos.zinomedia.de.conf
@@ -34,7 +34,7 @@ server {
 
         # forward the /validate request to Vouch Proxy
         resolver 127.0.0.11;
-        set $upstream "http://vouch:9090";
+        set $upstream "https://vouch:9090";
         proxy_pass $upstream;
     }
 }
diff --git a/volumes/conf.d/vouch.armos.zinomedia.de.conf b/volumes/conf.d/vouch.armos.zinomedia.de.conf
index 8229df2..3bbb050 100644
--- a/volumes/conf.d/vouch.armos.zinomedia.de.conf
+++ b/volumes/conf.d/vouch.armos.zinomedia.de.conf
@@ -18,7 +18,7 @@ server {
 
     location / {
         resolver 127.0.0.11;
-        set $upstream "http://vouch:9090";
+        set $upstream "https://vouch:9090";
         proxy_set_header Host $http_host;
         proxy_pass $upstream;
     }