diff --git a/lass/2configs/retiolum.nix b/lass/2configs/retiolum.nix
index 647327de5..7f1b36c96 100644
--- a/lass/2configs/retiolum.nix
+++ b/lass/2configs/retiolum.nix
@@ -12,6 +12,7 @@
   };
 
   krebs.tinc.retiolum = {
+    enableLegacy = true;
     enable = true;
     connectTo = [
       "prism"