diff --git a/mobile/build.gradle b/mobile/build.gradle
index 8ce70c3..bb15a8b 100644
--- a/mobile/build.gradle
+++ b/mobile/build.gradle
@@ -7,8 +7,8 @@ android {
         applicationId "info.papdt.express.helper"
         minSdkVersion 19
         targetSdkVersion 24
-        versionCode 26
-        versionName "2.0"
+        versionCode 27
+        versionName "2.1"
         resConfigs "en", "zh_cn", "zh_tw"
     }
     buildTypes {
diff --git a/mobile/proguard-rules.pro b/mobile/proguard-rules.pro
index 13c41ff..2bac62c 100644
--- a/mobile/proguard-rules.pro
+++ b/mobile/proguard-rules.pro
@@ -34,6 +34,8 @@
 -keep class info.papdt.express.helper.dao.** {*;}
 -keep class info.papdt.express.helper.asynctask.** {*;}
 -keep class info.papdt.express.helper.api.** {*;}
+-keep class info.papdt.express.helper.receiver.** {*;}
+-keep class info.papdt.express.helper.services.** {*;}
 -keep class android.support.** {*;}
 -keep class me.dm7.** {*;}
 -keep class com.roughlike.** {*;}
diff --git a/mobile/src/main/AndroidManifest.xml b/mobile/src/main/AndroidManifest.xml
index 0ba68e1..37422de 100644
--- a/mobile/src/main/AndroidManifest.xml
+++ b/mobile/src/main/AndroidManifest.xml
@@ -87,6 +87,7 @@
 
 		<activity android:name=".ui.shortcut.ScannerShortcutCreator"
 		          android:label="@string/activity_scanner"
+		          android:icon="@mipmap/ic_scanner_launcher"
 		          android:theme="@style/EmptyActivity">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN"/>