diff --git a/nixos/modules/programs/screen.nix b/nixos/modules/programs/screen.nix
index 4fd800dbae7..728a0eb8cea 100644
--- a/nixos/modules/programs/screen.nix
+++ b/nixos/modules/programs/screen.nix
@@ -27,6 +27,7 @@ in
     environment.etc.screenrc.text = cfg.screenrc;
 
     environment.systemPackages = [ pkgs.screen ];
+    security.pam.services.screen = {};
   };
 
 }
diff --git a/nixos/modules/security/pam.nix b/nixos/modules/security/pam.nix
index ee37c18d980..bfc2a881387 100644
--- a/nixos/modules/security/pam.nix
+++ b/nixos/modules/security/pam.nix
@@ -776,11 +776,8 @@ in
           '';
 
         # Most of these should be moved to specific modules.
-        cups = {};
-        ftp = {};
         i3lock = {};
         i3lock-color = {};
-        screen = {};
         vlock = {};
         xlock = {};
         xscreensaver = {};