diff --git a/Makefile b/Makefile
index f653ee0..ec1c15d 100644
--- a/Makefile
+++ b/Makefile
@@ -46,7 +46,7 @@ endef
 define Package/luci-app-shadowsocks/postinst
 #!/bin/sh
 if [ -f ${IPKG_INSTROOT}/etc/uci-defaults/luci-shadowsocks ]; then
-	( . ${IPKG_INSTROOT}/etc/uci-defaults/luci-shadowsocks )
+	( . ${IPKG_INSTROOT}/etc/uci-defaults/luci-shadowsocks ) && \
 	rm -f ${IPKG_INSTROOT}/etc/uci-defaults/luci-shadowsocks
 fi
 if [ -z "${IPKG_INSTROOT}" ]; then
diff --git a/README.md b/README.md
index 54c77bf..2526281 100644
--- a/README.md
+++ b/README.md
@@ -18,8 +18,10 @@ OpenWrt LuCI for Shadowsocks-libev
 ├── etc/
 │   ├── config/
 │   │   └── shadowsocks                            // UCI 配置文件
-│   └── init.d/
-│       └── shadowsocks                            // init 脚本
+│   │── init.d/
+│   │   └── shadowsocks                            // init 脚本
+│   └── uci-defaults/
+│       └── luci-shadowsocks                       // uci-defaults 脚本
 └── usr/
     ├── bin/
     │   └── ss-rules                               // 生成代理转发规则的脚本