diff --git a/machines/trantor.nix b/machines/trantor.nix
index 4c8311a..f2cd469 100644
--- a/machines/trantor.nix
+++ b/machines/trantor.nix
@@ -42,6 +42,10 @@ in {
     };
   };
 
+  programs.firefox = {
+    nativeMessagingHosts.ff2mpv = true;
+  };
+
   hardware.nvidia.nvidiaSettings = false;
   services.xserver = {
     enable = true;