diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 6f82058e..07fe706d 100755
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -2,8 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           package="com.github.shadowsocks"
           android:installLocation="auto"
-          android:versionCode="18"
-          android:versionName="1.3.6">
+          android:versionCode="19"
+          android:versionName="1.3.7">
 
     <uses-permission android:name="android.permission.INTERNET"/>
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
diff --git a/pom.xml b/pom.xml
index ff2b3485..b2b6a301 100755
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.github.shadowsocks</groupId>
     <artifactId>shadowsocks</artifactId>
-    <version>1.3.6</version>
+    <version>1.3.7</version>
     <packaging>apk</packaging>
     <name>Shadowsocks</name>
 
diff --git a/src/com/github/shadowsocks/ShadowsocksService.java b/src/com/github/shadowsocks/ShadowsocksService.java
index 81ac050d..845b206c 100755
--- a/src/com/github/shadowsocks/ShadowsocksService.java
+++ b/src/com/github/shadowsocks/ShadowsocksService.java
@@ -208,7 +208,8 @@ public class ShadowsocksService extends Service {
             @Override
             public void run() {
                 final String cmd = String.format(BASE +
-                        "shadowsocks -s \"%s\" -p \"%d\" -l \"%d\" -k \"%s\" -m \"%s\"",
+                        "shadowsocks -s \"%s\" -p \"%d\" -l \"%d\" -k \"%s\" -m \"%s\" -f " 
+                        + BASE + "shadowsocks.pid",
                         appHost, remotePort, localPort, sitekey, encMethod);
                 System.exec(cmd);
             }