diff --git a/scripts/gems.zip b/scripts/gems.zip
index 97311b7..fa6fc63 100644
Binary files a/scripts/gems.zip and b/scripts/gems.zip differ
diff --git a/src/com/thoughtworks/twist/calabash/android/AndroidApplication.java b/src/com/thoughtworks/twist/calabash/android/AndroidApplication.java
index 02e64c9..3927088 100644
--- a/src/com/thoughtworks/twist/calabash/android/AndroidApplication.java
+++ b/src/com/thoughtworks/twist/calabash/android/AndroidApplication.java
@@ -220,7 +220,10 @@ public void swipe(Direction direction) throws CalabashException {
 
     /**
      * Modify the gps co-ordinates of your emulator
-     *
+     * <pre>
+     * Note: * you have to turn on 'Allow mock location' on the emulator
+     *       * manifest should have android.permission.ACCESS_MOCK_LOCATION permission to change the location
+     * </pre>
      * @param latitude
      * @param longitude
      * @throws CalabashException
@@ -232,7 +235,10 @@ public void setGPSCoordinates(double latitude, double longitude) throws Calabash
     /**
      * Modify the gps co-ordinates of your emulator.
      * You can specify the location like 'Bangalore, India' and set the co-ordinates with the best match using <a href="http://www.rubygeocoder.com"/>GeoCoder</a>
-     *
+     * <pre>
+     * Note: * you have to turn on 'Allow mock location' on the emulator
+     *       * manifest should have android.permission.ACCESS_MOCK_LOCATION permission to change the location
+     * </pre>
      * @param location
      * @throws CalabashException
      */