diff --git a/nix-conf/machines/djmuk1/configuration.nix b/nix-conf/machines/djmuk1/configuration.nix
index 305f45f..600738a 100644
--- a/nix-conf/machines/djmuk1/configuration.nix
+++ b/nix-conf/machines/djmuk1/configuration.nix
@@ -64,5 +64,7 @@
 
    nix.trustedUsers = [ "root" "djm" ];
 
+   i18n.defaultLocale = "en_GB.UTF-8";
+
    system.stateVersion = "22.05";
 }
diff --git a/nix-conf/machines/djmuk2/configuration.nix b/nix-conf/machines/djmuk2/configuration.nix
index fcde201..700c033 100644
--- a/nix-conf/machines/djmuk2/configuration.nix
+++ b/nix-conf/machines/djmuk2/configuration.nix
@@ -66,6 +66,8 @@
 
    nix.trustedUsers = [ "root" "djm" ];
 
+   i18n.defaultLocale = "en_GB.UTF-8";
+
    system.stateVersion = "22.05";
 }
 
diff --git a/nix-conf/machines/edrahil/configuration.nix b/nix-conf/machines/edrahil/configuration.nix
index 4c7c025..8b087bf 100644
--- a/nix-conf/machines/edrahil/configuration.nix
+++ b/nix-conf/machines/edrahil/configuration.nix
@@ -68,6 +68,8 @@
 
    nix.trustedUsers = [ "root" "djm" ];
 
+   i18n.defaultLocale = "en_GB.UTF-8";
+
    system.stateVersion = "22.05";
 
 }
diff --git a/nix-conf/machines/egalmoth/configuration.nix b/nix-conf/machines/egalmoth/configuration.nix
index 2988e7d..8891b61 100644
--- a/nix-conf/machines/egalmoth/configuration.nix
+++ b/nix-conf/machines/egalmoth/configuration.nix
@@ -185,6 +185,8 @@ in
 
   services.openssh.enable = true;
 
+  i18n.defaultLocale = "en_GB.UTF-8";
+
   system.stateVersion = "21.05"; # Did you read the comment?
 
 }