diff --git a/src/main/res/values-zh/strings.xml b/src/main/res/values-zh/strings.xml
index c9457d6f..809d3219 100755
--- a/src/main/res/values-zh/strings.xml
+++ b/src/main/res/values-zh/strings.xml
@@ -26,7 +26,6 @@
   <string name="auto_set_gfwlist">国内路由</string>
   <string name="auto_set_gfwlist_summary">绕过所有位于中国的网站</string>
   <string name="route_list">路由</string>
-  <string name="route_list_summary">绕过指定路由列表中的地址</string>
   <string name="auto_set_proxy">全局代理</string>
   <string name="auto_set_proxy_summary">设置系统代理</string>
   <string name="proxied_apps">分应用代理</string>
diff --git a/src/main/res/values/strings.xml b/src/main/res/values/strings.xml
index 7b8660ee..a7f1f2c7 100644
--- a/src/main/res/values/strings.xml
+++ b/src/main/res/values/strings.xml
@@ -37,7 +37,6 @@
   <string name="auto_set_gfwlist_summary">Bypass all sites located in China
   </string>
   <string name="route_list">Route</string>
-  <string name="route_list_summary">Bypass IP addresses in the route list</string>
   <string name="auto_set_proxy">Global Proxy</string>
   <string name="auto_set_proxy_summary">Set up system-wide proxy</string>
   <string name="proxied_apps">Per-App Proxy</string>
diff --git a/src/main/res/xml/pref_all.xml b/src/main/res/xml/pref_all.xml
index fbac2c70..95738358 100644
--- a/src/main/res/xml/pref_all.xml
+++ b/src/main/res/xml/pref_all.xml
@@ -37,27 +37,28 @@
                 android:summary="@string/sitekey_summary"
                 android:title="@string/sitekey">
         </com.github.shadowsocks.preferences.PasswordEditTextPreference>
-        <com.github.shadowsocks.preferences.SummaryListPreference
+        <ListPreference
                 android:defaultValue="rc4"
                 android:key="encMethod"
                 android:entries="@array/enc_method_entry"
                 android:entryValues="@array/enc_method_value"
+                android:summary="%s"
                 android:title="@string/enc_method">
-        </com.github.shadowsocks.preferences.SummaryListPreference>
+        </ListPreference>
 
     </PreferenceCategory>
 
     <PreferenceCategory
             android:title="@string/feature_cat">
 
-        <com.github.shadowsocks.preferences.SummaryListPreference
+        <ListPreference
                 android:defaultValue="all"
                 android:key="route"
                 android:entries="@array/route_entry"
                 android:entryValues="@array/route_value"
-                android:summary="@string/route_list_summary"
+                android:summary="%s"
                 android:title="@string/route_list">
-        </com.github.shadowsocks.preferences.SummaryListPreference>
+        </ListPreference>
         <SwitchPreference
                 android:key="isIpv6"
                 android:defaultValue="false"
diff --git a/src/main/scala/com/github/shadowsocks/preferences/SummaryListPreference.scala b/src/main/scala/com/github/shadowsocks/preferences/SummaryListPreference.scala
deleted file mode 100644
index 4cf92bac..00000000
--- a/src/main/scala/com/github/shadowsocks/preferences/SummaryListPreference.scala
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Shadowsocks - A shadowsocks client for Android
- * Copyright (C) 2014 <max.c.lv@gmail.com>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
- *
- *                            ___====-_  _-====___
- *                      _--^^^#####//      \\#####^^^--_
- *                   _-^##########// (    ) \\##########^-_
- *                  -############//  |\^^/|  \\############-
- *                _/############//   (@::@)   \\############\_
- *               /#############((     \\//     ))#############\
- *              -###############\\    (oo)    //###############-
- *             -#################\\  / VV \  //#################-
- *            -###################\\/      \//###################-
- *           _#/|##########/\######(   /\   )######/\##########|\#_
- *           |/ |#/\#/\#/\/  \#/\##\  |  |  /##/\#/  \/\#/\#/\#| \|
- *           `  |/  V  V  `   V  \#\| |  | |/#/  V   '  V  V  \|  '
- *              `   `  `      `   / | |  | | \   '      '  '   '
- *                               (  | |  | |  )
- *                              __\ | |  | | /__
- *                             (vvv(VVV)(VVV)vvv)
- *
- *                              HERE BE DRAGONS
- *
- */
-
-package com.github.shadowsocks.preferences
-
-import android.preference.ListPreference
-import android.content.Context
-import android.util.AttributeSet
-
-class SummaryListPreference(context: Context, attrs: AttributeSet)
-  extends ListPreference(context, attrs) {
-
-  override def setValue(text: String) {
-    super.setValue(text)
-    val entry = getEntry
-    if (entry != null)
-      setSummary(entry)
-    else
-      setSummary(text)
-  }
-
-  override def setSummary(summary: CharSequence) {
-    if (summary == null || summary.toString.isEmpty) {
-      super.setSummary("")
-    } else {
-      super.setSummary(summary)
-    }
-  }
-
-}