diff --git a/flake.lock b/flake.lock
index 752e1f4..d255c90 100644
--- a/flake.lock
+++ b/flake.lock
@@ -311,11 +311,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1753181343,
-        "narHash": "sha256-CLQfNtUqirNVSYoW/kYbvL4PeeNasmZonaPnjO3+1YQ=",
+        "lastModified": 1753470191,
+        "narHash": "sha256-hOUWU5L62G9sm8NxdiLWlLIJZz9H52VuFiDllHdwmVA=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "0cdfcdbb525b77b951c889b6131047bc374f48fe",
+        "rev": "a1817d1c0e5eabe7dfdfe4caa46c94d9d8f3fdb6",
         "type": "github"
       },
       "original": {
@@ -500,11 +500,11 @@
     },
     "nixpkgs-s": {
       "locked": {
-        "lastModified": 1753222535,
-        "narHash": "sha256-RuxvtK8X8s8zuOhCsJF3g3nSHiOrKwiBPWm9kyeUjl0=",
+        "lastModified": 1753538315,
+        "narHash": "sha256-R8UDOgfRvVox6pTUF0oIBW8v8P1IrKzQKrx2owbJP3A=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "1b865b33200f05bf6126a717a817aded4560d425",
+        "rev": "126a0eebedffcbbf91180492717966316e8cfa31",
         "type": "github"
       },
       "original": {
@@ -516,11 +516,11 @@
     },
     "nixpkgs-u": {
       "locked": {
-        "lastModified": 1752950548,
-        "narHash": "sha256-NS6BLD0lxOrnCiEOcvQCDVPXafX1/ek1dfJHX1nUIzc=",
+        "lastModified": 1753429684,
+        "narHash": "sha256-9h7+4/53cSfQ/uA3pSvCaBepmZaz/dLlLVJnbQ+SJjk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c87b95e25065c028d31a94f06a62927d18763fdf",
+        "rev": "7fd36ee82c0275fb545775cc5e4d30542899511d",
         "type": "github"
       },
       "original": {
diff --git a/instances/thor/configuration.nix b/instances/thor/configuration.nix
index 019cd53..028c298 100644
--- a/instances/thor/configuration.nix
+++ b/instances/thor/configuration.nix
@@ -254,8 +254,10 @@
     #   enable = true;
     #   theme = "${pkgs.sddm-theme-clairvoyance}/usr/share/sddm/themes/clairvoyance";
     # };
-
-    displayManager.gdm = { enable = true; autoSuspend = false; };
+    desktopManager.cosmic.enable = true;
+    displayManager.cosmic-greeter.enable = true;
+    # displayManager.lemurs.enable = true;
+    # displayManager.gdm = { enable = true; autoSuspend = false; };
     # displayManager.sddm.enable = true;
     xserver = {
       enable = true;
diff --git a/instances/thor/hm.nix b/instances/thor/hm.nix
index c513e3d..42902fc 100644
--- a/instances/thor/hm.nix
+++ b/instances/thor/hm.nix
@@ -110,7 +110,7 @@
     # ../../modules/hm/update_background.nix
     # ../../modules/hm/vivaldi.nix
     # ../../modules/hm/vscode.nix
-    ../../modules/hm/blender_nvidia.nix
+    # ../../modules/hm/blender_nvidia.nix
     ../../modules/hm/dwarf-fortress.nix
     ../../modules/hm/easyeffects.nix
     ../../modules/hm/firefox.nix