diff --git a/packages/Tethering/src/android/net/util/TetheringMessageBase.java b/packages/Tethering/src/android/net/util/TetheringMessageBase.java
index 1b763ce..29c0a81 100644
--- a/packages/Tethering/src/android/net/util/TetheringMessageBase.java
+++ b/packages/Tethering/src/android/net/util/TetheringMessageBase.java
@@ -19,7 +19,7 @@
  * This class defines Message.what base addresses for various state machine.
  */
 public class TetheringMessageBase {
-    public static final int BASE_MASTER   = 0;
+    public static final int BASE_MAIN_SM   = 0;
     public static final int BASE_IPSERVER = 100;
 
 }