diff --git a/mkosi.images/system/mkosi.postinst.chroot b/mkosi.images/system/mkosi.postinst.chroot
index 8b7aff1b56..5683d5ca53 100755
--- a/mkosi.images/system/mkosi.postinst.chroot
+++ b/mkosi.images/system/mkosi.postinst.chroot
@@ -75,3 +75,6 @@ rm -r "$BUILDROOT/var/log/journal"
 
 rm -f /etc/nsswitch.conf
 cp "$SRCDIR/factory/etc/nsswitch.conf" /etc/nsswitch.conf
+
+# Remove to make TEST-73-LOCALE pass on Ubuntu.
+rm -f /etc/default/keyboard