diff --git a/module.nix b/module.nix
index d9895d5..06419f8 100644
--- a/module.nix
+++ b/module.nix
@@ -82,7 +82,7 @@ in
         ln -s ${cfg.package}/Montserrat-Regular.otf ./
 
         while true; do
-          ${cfg.package}/bin/update.py
+          ${cfg.package}/bin/satnogs-demo-display
           sleep 60
         done
       '';