diff --git a/configuration.nix b/configuration.nix
index 6441f04..ba18f58 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -1,8 +1,8 @@
 # Edit this configuration file to define what should be installed on
 # your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running ‘nixos-help’).
+# and in the NixOS manual (accessible by running 'nixos-help').
 
-{ config, pkgs, ... }:
+{ config, pkgs, inputs, ... }:
 {
   imports =
     [ # Include the results of the hardware scan.
@@ -96,7 +96,7 @@
   services.printing.enable = true;
 
   # Enable sound with pipewire.
-  hardware.pulseaudio.enable = false;
+  services.pulseaudio.enable = false;
   security.rtkit.enable = true;
   services.pipewire = {
     enable = true;
@@ -114,7 +114,7 @@
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
 
-  # Define a user account. Don't forget to set a password with ‘passwd’.
+  # Define a user account. Don't forget to set a password with 'passwd'.
   users.users.schulze = {
     isNormalUser = true;
     description = "Felix Schulze";
@@ -259,7 +259,7 @@
 
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions
-  # on your system were taken. It‘s perfectly fine and recommended to leave
+  # on your system were taken. It's perfectly fine and recommended to leave
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
diff --git a/rebuild-nix-system.sh b/rebuild-nix-system.sh
index c6ee2ba..5a5bd98 100755
--- a/rebuild-nix-system.sh
+++ b/rebuild-nix-system.sh
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+# First, run a check to see if the flake is valid
+nix flake check
+
 # Rebuild the system
 sudo nixos-rebuild switch --flake ./#default
 
diff --git a/update-nix-system.sh b/update-nix-system.sh
index 8117b73..23e228b 100755
--- a/update-nix-system.sh
+++ b/update-nix-system.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Update the system
-sudo nix flake update ./
+sudo nix flake update 
 
 # Rebuild the system
 ./rebuild-nix-system.sh