diff --git a/nix/configurations/vanadium/nixos/locale.nix b/nix/configurations/vanadium/nixos/locale.nix
index 5258dbb3..de1bd43f 100644
--- a/nix/configurations/vanadium/nixos/locale.nix
+++ b/nix/configurations/vanadium/nixos/locale.nix
@@ -28,8 +28,13 @@
       let
         genLocale = locale: lib.flip lib.genAttrs (_: locale);
       in
-        genLocale "zh_TW.UTF-8" [
+        # - xscreensaver freaks out on the time display
+        # - evolution add event becomes hard to use
+        #   https://gitlab.gnome.org/GNOME/evolution/-/issues/3120
+        genLocale "fr_FR.UTF-8" [
           "LC_TIME"
+        ]
+        // genLocale "zh_TW.UTF-8" [
           "LC_MONETARY"
           "LC_ADDRESS"
         ];