diff --git a/hosts/nixos-laptop/default.nix b/hosts/nixos-laptop/default.nix
index 93be824..776b77e 100644
--- a/hosts/nixos-laptop/default.nix
+++ b/hosts/nixos-laptop/default.nix
@@ -49,6 +49,10 @@
   };
 
   time.timeZone = "Europe/Berlin";
+  console.keyMap = "de";
+
+  # needed for enabling hibernation
+  security.protectKernelImage = false;
 
   # Powersaving
   services.tlp.enable = true;
diff --git a/modules/security.nix b/modules/security.nix
index a00f632..26e16f4 100644
--- a/modules/security.nix
+++ b/modules/security.nix
@@ -6,7 +6,7 @@
   # NOTE Was removed on nixpkgs-unstable because it doesn't do anything
   # security.hideProcessInformation = true;
   # Prevent replacing the running kernel w/o reboot
-  security.protectKernelImage = true;
+  security.protectKernelImage = lib.mkDefault true;
 
   # tmpfs = /tmp is mounted in ram. Doing so makes temp file management speedy
   # on ssd systems, and volatile! Because it's wiped on reboot.