diff --git a/configuration.nix b/configuration.nix
index b4d51d3..5344ca8 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -11,18 +11,12 @@
   # Bootloader.
   boot.loader = {
     efi.canTouchEfiVariables = true;
-    systemd-boot = {
+    grub = {
       enable = true;
-      consoleMode = "auto";
-      extraEntries = {
-        "Arch.conf" = ''
-          title   Arch Linux (gaming)
-          sort-key arch
-          linux   /vmlinuz-linux
-          initrd  /initramfs-linux.img
-          options cryptdevice=PARTUUID=6fa1b92d-1667-420a-a0e6-8f3116759115:root root=/dev/mapper/root zswap.enabled=0 rw rootfstype=btrfs amdgpu module_blacklist=nvidia
-          '';
-      };
+      devices = [ "nodev" ];
+      efiSupport = true;
+      useOSProber = true;
+      fontSize = 30;
     };
   };
 
@@ -179,7 +173,7 @@
     wget
     cifs-utils
     saleae-logic-2
-  ] ++ (if !inputs.x11mode then [ regreet ] else [ ]);
+  ] ++ (if !inputs.x11mode then [ greetd.regreet ] else [ ]);
 
   programs.dconf.enable = true;
 
diff --git a/hardware_configuration.nix b/hardware_configuration.nix
index 76a8ffb..aa7616b 100644
--- a/hardware_configuration.nix
+++ b/hardware_configuration.nix
@@ -29,7 +29,7 @@
     {
       device = "/dev/disk/by-uuid/C8F1-789F";
       fsType = "vfat";
-      options = [ "fmask=0077" "dmask=0077" ];
+      options = [ "fmask=0022" "dmask=0022" ];
     };
 
   swapDevices = [ 
diff --git a/programm_configs/vscode.nix b/programm_configs/vscode.nix
index 4f1b5bf..09c3c21 100644
--- a/programm_configs/vscode.nix
+++ b/programm_configs/vscode.nix
@@ -3,7 +3,7 @@
   programs.vscode = {
     enable = true;
     package = pkgs.vscodium;
-    profiles.default.extensions = with pkgs.vscode-extensions; [
+    extensions = with pkgs.vscode-extensions; [
       bbenoist.nix
       james-yu.latex-workshop
       jnoortheen.nix-ide
diff --git a/programm_configs/zsh.nix b/programm_configs/zsh.nix
index 3d7bab4..b417ce5 100644
--- a/programm_configs/zsh.nix
+++ b/programm_configs/zsh.nix
@@ -9,7 +9,7 @@
       ssh = "TERM=xterm-256color $(which -p ssh)";
     };
 
-    initContent = "eval \"$(direnv hook zsh)\"";
+    initExtra = "eval \"$(direnv hook zsh)\"";
 
     oh-my-zsh = {
       enable = true;