diff --git a/project/plugins.sbt b/project/plugins.sbt
index 82d45b05..230e595f 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,6 +1,6 @@
 resolvers += Resolver.url("scalasbt releases", new URL("http://scalasbt.artifactoryonline.com/scalasbt/sbt-plugin-snapshots"))(Resolver.ivyStylePatterns)
 
-addSbtPlugin("com.hanhuy.sbt" % "android-sdk-plugin" % "1.5.14")
+addSbtPlugin("com.hanhuy.sbt" % "android-sdk-plugin" % "1.5.15")
 
 resolvers += "Sonatype snapshots" at "https://oss.sonatype.org/content/repositories/snapshots/"
 
diff --git a/src/main/scala/com/github/shadowsocks/BaseService.scala b/src/main/scala/com/github/shadowsocks/BaseService.scala
index fb78c896..346e5485 100644
--- a/src/main/scala/com/github/shadowsocks/BaseService.scala
+++ b/src/main/scala/com/github/shadowsocks/BaseService.scala
@@ -178,6 +178,9 @@ trait BaseService extends Service {
     })
   }
 
+  // Service of shadowsocks should always be started explicitly
+  override def onStartCommand(intent: Intent, flags: Int, startId: Int): Int = Service.START_NOT_STICKY
+
   protected def changeState(s: Int, msg: String) {
     val handler = new Handler(getContext.getMainLooper)
     handler.post(() => if (state != s) {
diff --git a/src/main/scala/com/github/shadowsocks/ShadowsocksNatService.scala b/src/main/scala/com/github/shadowsocks/ShadowsocksNatService.scala
index 7cfa55df..f9cfa85a 100644
--- a/src/main/scala/com/github/shadowsocks/ShadowsocksNatService.scala
+++ b/src/main/scala/com/github/shadowsocks/ShadowsocksNatService.scala
@@ -335,8 +335,6 @@ class ShadowsocksNatService extends BaseService {
     ConfigUtils.refresh(this)
   }
 
-  override def onStartCommand(intent: Intent, flags: Int, startId: Int): Int = Service.START_STICKY
-
   def killProcesses() {
     if (sslocalProcess != null) {
       sslocalProcess.destroy()