diff --git a/roles/common/configuration.nix b/roles/common/configuration.nix
index 8af3482..b370073 100755
--- a/roles/common/configuration.nix
+++ b/roles/common/configuration.nix
@@ -48,6 +48,11 @@
   # Set up localisation
   i18n = {
     defaultLocale = "en_US.UTF-8";
+    supportedLocales = [
+      "es_US.UTF-8/UTF-8"
+      "es_ES.UTF-8/UTF-8"
+      "en_US.UTF-8/UTF-8"
+    ];
     extraLocaleSettings = {
       LC_NUMERIC = "es_ES.UTF-8";
       # am/pm is nice but mm/dd/yy is yucky