diff --git a/machines/terra/modules.nix b/machines/terra/modules.nix
index eec563b..1c68db9 100644
--- a/machines/terra/modules.nix
+++ b/machines/terra/modules.nix
@@ -8,7 +8,6 @@
 }: {
   imports = [
     ../../modules
-    ../../modules/boot/loader/systemd.nix
   ];
 
   config.horseman = {
@@ -21,12 +20,12 @@
 
     boot = {
       loader.systemd.enable = true;
-      greeter.sddm.enable = true;
+      greeter.cosmic.enable = true;
       refind.enable = true;
     };
 
     wm = {
-      hyprland.enable = true;
+      cosmic.enable = true;
     };
 
     hardware = {
diff --git a/modules/boot/default.nix b/modules/boot/default.nix
index 164afb0..27422e1 100644
--- a/modules/boot/default.nix
+++ b/modules/boot/default.nix
@@ -1,6 +1,9 @@
 {inputs, ...}: {
   imports = [
     ./greeter/sddm.nix
+    ./greeter/gdm.nix
+    ./greeter/cosmic.nix
+
     ./refind.nix
 
     ./loader/grub.nix
diff --git a/modules/boot/greeter/cosmic.nix b/modules/boot/greeter/cosmic.nix
new file mode 100644
index 0000000..3effde4
--- /dev/null
+++ b/modules/boot/greeter/cosmic.nix
@@ -0,0 +1,23 @@
+{
+  inputs,
+  outputs,
+  lib,
+  config,
+  pkgs,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkIf mkOption types;
+  cfg = config.horseman.boot.greeter.cosmic;
+in {
+  options = {
+    horseman.boot.greeter.cosmic = {
+      enable = mkEnableOption "COSMIC Greeter";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    services.displayManager.cosmic-greeter = {
+      enable = true;
+    };
+  };
+}
diff --git a/modules/boot/greeter/gdm.nix b/modules/boot/greeter/gdm.nix
new file mode 100644
index 0000000..9cd6c05
--- /dev/null
+++ b/modules/boot/greeter/gdm.nix
@@ -0,0 +1,23 @@
+{
+  inputs,
+  outputs,
+  lib,
+  config,
+  pkgs,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkIf mkOption types;
+  cfg = config.horseman.boot.greeter.gdm;
+in {
+  options = {
+    horseman.boot.greeter.gdm = {
+      enable = mkEnableOption "GDM Greeter";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    services.xserver.displayManager.gdm = {
+      enable = true;
+    };
+  };
+}
diff --git a/modules/wm/cosmic/default.nix b/modules/wm/cosmic/default.nix
new file mode 100644
index 0000000..50f018e
--- /dev/null
+++ b/modules/wm/cosmic/default.nix
@@ -0,0 +1,23 @@
+{
+  inputs,
+  outputs,
+  lib,
+  config,
+  pkgs,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkIf mkOption types;
+  cfg = config.horseman.wm.cosmic;
+in {
+  options = {
+    horseman.wm.cosmic = {
+      enable = mkEnableOption "COSMIC";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    services.desktopManager.cosmic = {
+      enable = true;
+    };
+  };
+}
diff --git a/modules/wm/default.nix b/modules/wm/default.nix
index 309f9f1..0fb0acd 100644
--- a/modules/wm/default.nix
+++ b/modules/wm/default.nix
@@ -3,5 +3,6 @@
     ./gnome
     ./plasma
     ./hyprland
+    ./cosmic
   ];
 }
diff --git a/modules/wm/qtile/default.nix b/modules/wm/qtile/default.nix
deleted file mode 100644
index c499fe1..0000000
--- a/modules/wm/qtile/default.nix
+++ /dev/null
@@ -1,32 +0,0 @@
-{
-  inputs,
-  outputs,
-  lib,
-  config,
-  pkgs,
-  ...
-}: let
-  inherit (lib) mkEnableOption mkIf mkOption types;
-  cfg = config.horseman.wm.qtile;
-in {
-  options = {
-    horseman.wm.qtile = {
-      enable = mkEnableOption "Qtile";
-    };
-  };
-
-  config = mkIf cfg.enable {
-    services.xserver = {
-      enable = true;
-      windowManager.qtile.enable = true;
-    };
-
-    system.activationScripts.script.text = ''
-      cd /home/horseman && \
-      rm -r .config/qtile && \
-      cp -r nix-config/modules/wm/qtile/config \
-            .config/qtile && \
-      sudo chown -R horseman:users .config/qtile
-    '';
-  };
-}