diff --git a/tmp/postinstall b/tmp/postinstall
index 1e823dd..858964e 100644
--- a/tmp/postinstall
+++ b/tmp/postinstall
@@ -47,4 +47,4 @@ fi
 if ! getent passwd messagebus 2>&1 >/dev/null; then
 	useradd -u 42 messagebus -g messagebus -s /bin/false -d /tmp
 fi
-/usr/X11R7/bin/dbus-uuidgen --ensure
+/usr/bin/dbus-uuidgen --ensure