diff --git a/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksVpnService.scala b/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksVpnService.scala
index f94484f3..8092d488 100644
--- a/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksVpnService.scala
+++ b/mobile/src/main/scala/com/github/shadowsocks/ShadowsocksVpnService.scala
@@ -178,7 +178,7 @@ class ShadowsocksVpnService extends VpnService with BaseService {
 
   def startDnsDaemon() {
     overtureProcess = new GuardedProcess(getApplicationInfo.nativeLibraryDir + "/liboverture.so",
-      "-c", buildOvertureConfig("overture-vpn.conf"))
+      "-c", buildOvertureConfig("overture-vpn.conf"), "-V")
       .start()
   }