diff --git a/etc/caddy/snippets.caddyfile b/etc/caddy/snippets.caddyfile
index f4409ed..3e3de19 100644
--- a/etc/caddy/snippets.caddyfile
+++ b/etc/caddy/snippets.caddyfile
@@ -1,10 +1,13 @@
 (app-redir) {
-    redir https://{args[0]}.zio.sh{uri} temporary
+    @redirect {
+        expression `{http.request.host.labels.2} != "{args[0]}"`
+    }
+    redir @redirect https://{args[0]}.zio.sh{uri} temporary
 }
 
 (cors) {
-    @origin header Origin {args.0}
-	header @origin Access-Control-Allow-Origin "{args.0}"
+    @origin header Origin {args[0]}
+	header @origin Access-Control-Allow-Origin "{args[0]}"
     header @origin Access-Control-Request-Method GET
 }
 
@@ -12,7 +15,7 @@
     @user_home path_regexp user ^/~([^/]+)(/.*)?$
     handle @user_home {
         redir /~{re.user.1} /~{re.user.1}/ permanent
-        root * {args.0}{re.user.1}/www
+        root * {args[0]}{re.user.1}/www
         rewrite * {re.user.2}
         file_server browse {
             hide .[A-Za-z]*
@@ -30,7 +33,8 @@ Disallow: /"
 
 (tls-cf) {
     tls {
-        dns cloudflare {args.0}
+        dns cloudflare {args[0]}
         resolvers 1.1.1.1
     }
 }
+