diff --git a/flake.lock b/flake.lock
index e7ae84b..bcf8f66 100644
--- a/flake.lock
+++ b/flake.lock
@@ -54,11 +54,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1712462372,
-        "narHash": "sha256-WA3bbBWhd3o1wAgyHZNypjb/LG4oq+IWxFq8ey8yNPU=",
+        "lastModified": 1712759992,
+        "narHash": "sha256-2APpO3ZW4idlgtlb8hB04u/rmIcKA8O7pYqxF66xbNY=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "a561ad6ab38578c812cc9af3b04f2cc60ebf48c9",
+        "rev": "31357486b0ef6f4e161e002b6893eeb4fafc3ca9",
         "type": "github"
       },
       "original": {
@@ -85,11 +85,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1712439257,
-        "narHash": "sha256-aSpiNepFOMk9932HOax0XwNxbA38GOUVOiXfUVPOrck=",
+        "lastModified": 1712791164,
+        "narHash": "sha256-3sbWO1mbpWsLepZGbWaMovSO7ndZeFqDSdX0hZ9nVyw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "ff0dbd94265ac470dda06a657d5fe49de93b4599",
+        "rev": "1042fd8b148a9105f3c0aca3a6177fd1d9360ba5",
         "type": "github"
       },
       "original": {
diff --git a/modules/plasma.nix b/modules/plasma.nix
index c1d4c76..1665299 100644
--- a/modules/plasma.nix
+++ b/modules/plasma.nix
@@ -4,8 +4,10 @@
   services.xserver.enable = true;
 
   # Enable the KDE Plasma Desktop Environment.
-  services.xserver.displayManager.sddm.enable = true;
-  services.xserver.displayManager.defaultSession = "plasma";
+  services.displayManager = {
+    sddm.enable = true;
+    defaultSession = "plasma";
+  };
   services.desktopManager.plasma6.enable = true;
 
   programs.kdeconnect.enable = true;