diff --git a/commit_text b/commit_text
index 99575d6..40ae851 100644
--- a/commit_text
+++ b/commit_text
@@ -1 +1 @@
-Added jupyter kernel configuration
+Updated flake and switched sddm to plasma login manager
diff --git a/configuration.nix b/configuration.nix
index f6753fc..de7a876 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -164,7 +164,7 @@ in
   # Enable the X11 windowing system.
   services.xserver.enable = true;
 
-  services.displayManager.sddm.enable = true;
+  services.displayManager.plasma-login-manager.enable = true;
   services.desktopManager.plasma6.enable = true;
 
   # Configure keymap in X11
diff --git a/flake.lock b/flake.lock
index d9a10fd..1e90ebb 100644
--- a/flake.lock
+++ b/flake.lock
@@ -65,11 +65,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1771188132,
-        "narHash": "sha256-qLXxN/tPrZtnekaLBQuVtxQfvqqs5cT5WbyH4zZaTGI=",
+        "lastModified": 1771683283,
+        "narHash": "sha256-WxAEkAbo8dP7qiyPM6VN4ZGAxfuBVlNBNPkrqkrXVEc=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "ae8003d8b61d0d373e7ca3da1a48f9c870d15df9",
+        "rev": "c6ed3eab64d23520bcbb858aa53fe2b533725d4a",
         "type": "github"
       },
       "original": {
@@ -110,11 +110,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1771008912,
-        "narHash": "sha256-gf2AmWVTs8lEq7z/3ZAsgnZDhWIckkb+ZnAo5RzSxJg=",
+        "lastModified": 1771369470,
+        "narHash": "sha256-0NBlEBKkN3lufyvFegY4TYv5mCNHbi5OmBDrzihbBMQ=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "a82ccc39b39b621151d6732718e3e250109076fa",
+        "rev": "0182a361324364ae3f436a63005877674cf45efb",
         "type": "github"
       },
       "original": {