diff --git a/nixos/boxes/foureighty.nix b/nixos/boxes/foureighty.nix
index 90dd0b2a..159622a7 100644
--- a/nixos/boxes/foureighty.nix
+++ b/nixos/boxes/foureighty.nix
@@ -36,7 +36,10 @@
     time.timeZone = "Europe/London";
 
     hardware.trackpoint.enable = true;
-    services.fprintd.enable = true;
+    services.fprintd = {
+      enable = true;
+      package = pkgs.unstable.fprintd-thinkpad;
+    };
 
     hardware.nvidiaOptimus.disable = true;
     hardware.opengl.extraPackages = [ pkgs.linuxPackages.nvidia_x11.out ];
diff --git a/nixos/gui.nix b/nixos/gui.nix
index 0854ee02..4103869b 100644
--- a/nixos/gui.nix
+++ b/nixos/gui.nix
@@ -6,7 +6,7 @@
     gnome3.gnome-screenshot
     xpdf apvlv unstable.xidlehook blueman
     fontconfig xclip gimp glxinfo
-    unstable.notable evince signal-desktop
+    notable evince signal-desktop
     libreoffice unstable.tor-browser-bundle-bin vlc
     jetbrains.goland unstable.jetbrains.clion jetbrains.idea-ultimate unstable.android-studio
     (wine.override { wineBuild = "wineWow"; }) winetricks