--- bluez-4.56.ebuild	2009-11-04 15:21:29.642468070 +0100
+++ bluez-4.57.ebuild	2009-11-04 15:22:18.438652256 +0100

@@ -122,7 +117,7 @@
 }
 
 pkg_postinst() {
-	udevadm control --reload_rules && udevadm trigger --subsystem-match=bluetooth
+	udevadm control --reload-rules && udevadm trigger --subsystem-match=bluetooth
 
 	elog
 	elog "To use dial up networking you must install net-dialup/ppp."