diff --git a/Containers/mastercontainer/Caddyfile b/Containers/mastercontainer/Caddyfile
index f068f2c3..1f77faa7 100644
--- a/Containers/mastercontainer/Caddyfile
+++ b/Containers/mastercontainer/Caddyfile
@@ -16,7 +16,12 @@ http://:80 {
   redir https://{host}{uri}
 }
 
-https://:8443 {
+# Match only host names and not ip-addresses:
+https://*.*:8443,
+https://*.*.*:8443,
+https://*.*.*.*:8443,
+https://*.*.*.*.*:8443,
+https://*.*.*.*.*.*:8443 {
 
     reverse_proxy localhost:8000