fix #170

build.sbt

@@ -22,7 +22,7 @@ libraryDependencies ++= Seq(
   "dnsjava" % "dnsjava" % "2.1.5",
   "com.github.kevinsawicki" % "http-request" % "5.6",
   "commons-net" % "commons-net" % "3.3",
-  "com.google.zxing" % "android-integration" % "2.2"
+  "com.google.zxing" % "android-integration" % "3.1.0"
 )
 
 libraryDependencies ++= Seq(

src/main/scala/com/github/shadowsocks/Shadowsocks.scala

@@ -593,6 +593,9 @@ class Shadowsocks
             h.postDelayed(new Runnable() {
               def run() {
                 val integrator = new IntentIntegrator(Shadowsocks.this)
+                val list = IntentIntegrator.TARGET_ALL_KNOWN
+                list.add("tw.com.quickmark")
+                integrator.setTargetApplications(list)
                 integrator.initiateScan()
                 h.sendEmptyMessage(0)
               }