diff --git a/ShadowsocksX/install_helper.sh b/ShadowsocksX/install_helper.sh
index a60ebfd..8975c06 100644
--- a/ShadowsocksX/install_helper.sh
+++ b/ShadowsocksX/install_helper.sh
@@ -5,6 +5,7 @@
 #
 #  Created by clowwindy on 14-3-15.
 
+cd `dirname "${BASH_SOURCE[0]}"`
 sudo mkdir -p "/Library/Application Support/ShadowsocksX/"
 sudo cp shadowsocks_sysconf "/Library/Application Support/ShadowsocksX/"
 sudo chown root:admin "/Library/Application Support/ShadowsocksX/shadowsocks_sysconf"