diff --git a/modules/system/base.nix b/modules/system/base.nix
index 518baee..36c9993 100644
--- a/modules/system/base.nix
+++ b/modules/system/base.nix
@@ -11,7 +11,8 @@
   environment.pathsToLink = [ "/share/zsh" ];
 
   i18n.defaultLocale = "en_AU.UTF-8";
-  i18n.extraLocales = [ "en_GB.UTF-8" ];
+  i18n.extraLocales = [ "en_GB.UTF-8/UTF-8" ];
+
   users.mutableUsers = false;
 
   system = {