diff --git a/configuration.nix b/configuration.nix
index 60cc76d..b3a842f 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -66,11 +66,11 @@
   # Enable touchpad support (enabled default in most desktopManager).
   services.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.ekzyis = {
     isNormalUser = true;
     home = "/home/ekzyis";
-    extraGroups = [ "wheel" "networkmanager" "docker" ]; # Enable ‘sudo’ for the user.
+    extraGroups = [ "wheel" "networkmanager" "docker" ]; # Enable 'sudo' for the user.
     packages = with pkgs; [
     ];
   };