diff --git a/flatpak-management.nix b/flatpak-management.nix
index d50d701..bc20cff 100644
--- a/flatpak-management.nix
+++ b/flatpak-management.nix
@@ -2,8 +2,7 @@
 
 let
   desiredFlatpaks = [
-    "org.mozilla.firefox"
-    "org.mozilla.thunderbird"
+    "ch.threema.threema-web-desktop"
   ];
   flatpakScript = pkgs.writeScript "nix-flatpak-management" ''
     #!${pkgs.runtimeShell} -e