diff --git a/nixos/modules/services/display-managers/generic.nix b/nixos/modules/services/display-managers/generic.nix
index 59daa7f8f8bc..0195d33d337c 100644
--- a/nixos/modules/services/display-managers/generic.nix
+++ b/nixos/modules/services/display-managers/generic.nix
@@ -51,6 +51,8 @@ in
       '')
     ];
 
+    services.displayManager.enable = true;
+
     systemd.services.display-manager = {
       description = "Display Manager";
       after = [
diff --git a/nixos/modules/services/x11/xserver.nix b/nixos/modules/services/x11/xserver.nix
index cb9f5509c102..f04ad6e393ed 100644
--- a/nixos/modules/services/x11/xserver.nix
+++ b/nixos/modules/services/x11/xserver.nix
@@ -810,8 +810,6 @@ in
   ###### implementation
 
   config = mkIf cfg.enable {
-    services.displayManager.enable = true;
-
     services.xserver.displayManager.lightdm.enable =
       let
         dmConf = cfg.displayManager;