--- debian/rules.orig	2013-09-14 01:11:15.837051138 +0800
+++ debian/rules	2013-09-14 01:11:22.097051264 +0800
@@ -11,7 +11,7 @@
 	DEFINES*=NO_UPDATE_CHECK
 
 %:
-	dh $@
+	dh $@ --parallel
 
 override_dh_auto_configure:
 	dh_auto_configure -- $(DEB_CONFIGURE_EXTRA_FLAGS) $(EXTRAFLAGS)