diff --git a/nixos/modules/programs/yubikey-touch-detector.nix b/nixos/modules/programs/yubikey-touch-detector.nix
index 42beabbc4e94a..2986c13443279 100644
--- a/nixos/modules/programs/yubikey-touch-detector.nix
+++ b/nixos/modules/programs/yubikey-touch-detector.nix
@@ -55,6 +55,7 @@ in
       };
 
       wantedBy = [ "graphical-session.target" ];
+      partOf = [ "graphical-session.target" ];
     };
     systemd.user.sockets.yubikey-touch-detector = {
       wantedBy = [ "sockets.target" ];