diff --git a/mobile/src/main/scala/com/github/shadowsocks/MainActivity.scala b/mobile/src/main/scala/com/github/shadowsocks/MainActivity.scala
index ab815924..61211364 100644
--- a/mobile/src/main/scala/com/github/shadowsocks/MainActivity.scala
+++ b/mobile/src/main/scala/com/github/shadowsocks/MainActivity.scala
@@ -384,7 +384,6 @@ class MainActivity extends Activity with ServiceBoundContext with Drawer.OnDrawe
         displayFragment(new AboutFragment)
       case DRAWER_FAQ => launchUrl(getString(R.string.faq_url))
       case DRAWER_CUSTOM_RULES => displayFragment(new CustomRulesFragment)
-      case _ => // ignore
     }
     true  // unexpected cases will throw exception
   }
diff --git a/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksApplication.scala b/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksApplication.scala
index 47dfa13c..96840c4b 100644
--- a/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksApplication.scala
+++ b/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksApplication.scala
@@ -148,7 +148,7 @@ class ShadowsocksApplication extends Application {
     checkChineseLocale(getResources.getConfiguration)
 
     FirebaseApp.initializeApp(this)
-	remoteConfig.setDefaults(R.xml.default_configs);
+    remoteConfig.setDefaults(R.xml.default_configs)
     remoteConfig.fetch().addOnCompleteListener(task => if (task.isSuccessful) remoteConfig.activateFetched())
 
     JobManager.create(this).addJobCreator(DonaldTrump)