diff --git a/build.sbt b/build.sbt
index 10646322..8fea1e81 100644
--- a/build.sbt
+++ b/build.sbt
@@ -6,7 +6,7 @@ platformTarget in Android := "android-23"
 
 name := "shadowsocks"
 
-scalaVersion := "2.11.7"
+scalaVersion := "2.11.8"
 
 compileOrder in Compile := CompileOrder.JavaThenScala
 
@@ -30,15 +30,15 @@ libraryDependencies ++= Seq(
   "dnsjava" % "dnsjava" % "2.1.7",
   "com.github.kevinsawicki" % "http-request" % "6.0",
   "commons-net" % "commons-net" % "3.4",
-  "eu.chainfire" % "libsuperuser" % "1.0.0.201602011018",
+  "eu.chainfire" % "libsuperuser" % "1.0.0.201602271131",
   "com.google.zxing" % "android-integration" % "3.2.1",
   "net.glxn.qrgen" % "android" % "2.0",
   "com.google.android.gms" % "play-services-base" % "8.4.0",
   "com.google.android.gms" % "play-services-ads" % "8.4.0",
   "com.google.android.gms" % "play-services-analytics" % "8.4.0",
-  "com.android.support" % "design" % "23.1.1",
-  "com.android.support" % "gridlayout-v7" % "23.1.1",
-  "com.android.support" % "cardview-v7" % "23.2.0",
+  "com.android.support" % "design" % "23.2.1",
+  "com.android.support" % "gridlayout-v7" % "23.2.1",
+  "com.android.support" % "cardview-v7" % "23.2.1",
   "com.github.jorgecastilloprz" % "fabprogresscircle" % "1.01",
   "com.j256.ormlite" % "ormlite-core" % "4.48",
   "com.j256.ormlite" % "ormlite-android" % "4.48",
diff --git a/src/main/res/layout/layout_quick_switch.xml b/src/main/res/layout/layout_quick_switch.xml
index b461f18d..954a7e56 100644
--- a/src/main/res/layout/layout_quick_switch.xml
+++ b/src/main/res/layout/layout_quick_switch.xml
@@ -1,34 +1,24 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-              xmlns:app="http://schemas.android.com/apk/res-auto"
-              android:orientation="vertical"
-              android:clickable="true"
-              android:foreground="@android:color/transparent"
-              android:layout_width="match_parent"
-              android:layout_height="match_parent">
-
-    <android.support.v7.widget.CardView
-        android:layout_height="260dp"
-        android:layout_width="match_parent"
+<android.support.v7.widget.CardView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:layout_height="wrap_content"
+        android:layout_width="wrap_content"
         android:layout_margin="8dp"
         android:layout_gravity="center_vertical"
-        android:clickable="true"
         app:cardElevation="5dp"
-        app:cardBackgroundColor="#EEEEEE"
-        >
+        app:cardBackgroundColor="#EEEEEE">
 
-        <LinearLayout
+    <LinearLayout
             android:orientation="vertical"
-            android:layout_width="match_parent"
+            android:layout_width="wrap_content"
             android:layout_height="wrap_content">
 
-            <include layout="@layout/toolbar_light_dark"/>
+        <include layout="@layout/toolbar_light_dark"/>
 
-            <android.support.v7.widget.RecyclerView
+        <android.support.v7.widget.RecyclerView
                 android:id="@+id/profilesList"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"/>
-        </LinearLayout>
-    </android.support.v7.widget.CardView>
-
-</LinearLayout>
\ No newline at end of file
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"/>
+    </LinearLayout>
+</android.support.v7.widget.CardView>
diff --git a/src/main/scala/com/github/shadowsocks/ShadowsocksQuickSwitchActivity.scala b/src/main/scala/com/github/shadowsocks/ShadowsocksQuickSwitchActivity.scala
index 90519940..4467428a 100644
--- a/src/main/scala/com/github/shadowsocks/ShadowsocksQuickSwitchActivity.scala
+++ b/src/main/scala/com/github/shadowsocks/ShadowsocksQuickSwitchActivity.scala
@@ -27,11 +27,7 @@ class ShadowsocksQuickSwitchActivity extends AppCompatActivity {
     def bind(item: Profile) {
       this.item = item
       text.setText(item.name)
-      if (item.id == ShadowsocksApplication.profileId) {
-        text.setChecked(true)
-      } else {
-        text.setChecked(false)
-      }
+      text.setChecked(item.id == ShadowsocksApplication.profileId)
     }
 
     def onClick(v: View) {
@@ -74,5 +70,8 @@ class ShadowsocksQuickSwitchActivity extends AppCompatActivity {
     profilesList.setLayoutManager(lm)
     profilesList.setItemAnimator(new DefaultItemAnimator)
     profilesList.setAdapter(profilesAdapter)
+    if (ShadowsocksApplication.profileId >= 0) lm.scrollToPosition(profilesAdapter.profiles.zipWithIndex.collectFirst {
+      case (profile, i) if profile.id == ShadowsocksApplication.profileId => i + 1
+    }.getOrElse(0))
   }
 }
diff --git a/src/main/scala/com/github/shadowsocks/ShadowsocksSettings.scala b/src/main/scala/com/github/shadowsocks/ShadowsocksSettings.scala
index c99199fe..5e9218fc 100644
--- a/src/main/scala/com/github/shadowsocks/ShadowsocksSettings.scala
+++ b/src/main/scala/com/github/shadowsocks/ShadowsocksSettings.scala
@@ -15,7 +15,7 @@ import android.webkit.{WebView, WebViewClient}
 import com.github.shadowsocks.database.Profile
 import com.github.shadowsocks.preferences._
 import com.github.shadowsocks.utils.CloseUtils._
-import com.github.shadowsocks.utils.Key
+import com.github.shadowsocks.utils.{Key, Utils}
 
 object ShadowsocksSettings {
   // Constants
@@ -198,7 +198,8 @@ class ShadowsocksSettings extends PreferenceFragment with OnSharedPreferenceChan
     this.enabled = enabled
     for (name <- Key.isNAT #:: PROXY_PREFS.toStream #::: FEATURE_PREFS.toStream) {
       val pref = findPreference(name)
-      if (pref != null) pref.setEnabled(enabled)
+      if (pref != null) pref.setEnabled(enabled &&
+        (name != Key.isProxyApps || Utils.isLollipopOrAbove || !ShadowsocksApplication.isVpnEnabled))
     }
   }