diff --git a/lass/1systems/prism.nix b/lass/1systems/prism.nix
index db4f1f606..4f6770c38 100644
--- a/lass/1systems/prism.nix
+++ b/lass/1systems/prism.nix
@@ -136,7 +136,8 @@ in {
         ../2configs/websites/domsen.nix
       ];
       krebs.iptables.tables.filter.INPUT.rules = [
-         { predicate = "-p tcp --dport 80"; target = "ACCEPT"; }
+         { predicate = "-p tcp --dport http"; target = "ACCEPT"; }
+         { predicate = "-p tcp --dport https"; target = "ACCEPT"; }
       ];
     }
     {