diff --git a/services/java/com/android/server/ConnectivityService.java b/services/java/com/android/server/ConnectivityService.java
index 2231e605cb238..0608b6a6f5832 100644
--- a/services/java/com/android/server/ConnectivityService.java
+++ b/services/java/com/android/server/ConnectivityService.java
@@ -179,7 +179,6 @@ public class ConnectivityService extends IConnectivityManager.Stub {
     private static final int MAX_HOSTROUTE_CYCLE_COUNT = 10;
 
     private Tethering mTethering;
-    private boolean mTetheringConfigValid = false;
 
     private KeyStore mKeyStore;
 
@@ -595,12 +594,8 @@ public class ConnectivityService extends IConnectivityManager.Stub {
         }
 
         mTethering = new Tethering(mContext, mNetd, statsService, this, mHandler.getLooper());
-        mTetheringConfigValid = ((mTethering.getTetherableUsbRegexs().length != 0 ||
-                                  mTethering.getTetherableWifiRegexs().length != 0 ||
-                                  mTethering.getTetherableBluetoothRegexs().length != 0) &&
-                                 mTethering.getUpstreamIfaceTypes().length != 0);
-        //set up the listener for user state for creating user VPNs
 
+        //set up the listener for user state for creating user VPNs
         IntentFilter intentFilter = new IntentFilter();
         intentFilter.addAction(Intent.ACTION_USER_STARTING);
         intentFilter.addAction(Intent.ACTION_USER_STOPPING);
@@ -3027,7 +3022,10 @@ public class ConnectivityService extends IConnectivityManager.Stub {
         int defaultVal = (SystemProperties.get("ro.tether.denied").equals("true") ? 0 : 1);
         boolean tetherEnabledInSettings = (Settings.Global.getInt(mContext.getContentResolver(),
                 Settings.Global.TETHER_SUPPORTED, defaultVal) != 0);
-        return tetherEnabledInSettings && mTetheringConfigValid;
+        return tetherEnabledInSettings && ((mTethering.getTetherableUsbRegexs().length != 0 ||
+                mTethering.getTetherableWifiRegexs().length != 0 ||
+                mTethering.getTetherableBluetoothRegexs().length != 0) &&
+                mTethering.getUpstreamIfaceTypes().length != 0);
     }
 
     // An API NetworkStateTrackers can call when they lose their network.
diff --git a/services/java/com/android/server/connectivity/Tethering.java b/services/java/com/android/server/connectivity/Tethering.java
index 87263b30014a8..22a784177d9a0 100644
--- a/services/java/com/android/server/connectivity/Tethering.java
+++ b/services/java/com/android/server/connectivity/Tethering.java
@@ -152,6 +152,7 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
         IntentFilter filter = new IntentFilter();
         filter.addAction(UsbManager.ACTION_USB_STATE);
         filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
+        filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
         mContext.registerReceiver(mStateReceiver, filter);
 
         filter = new IntentFilter();
@@ -511,6 +512,8 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
                     if (VDBG) Log.d(TAG, "Tethering got CONNECTIVITY_ACTION");
                     mTetherMasterSM.sendMessage(TetherMasterSM.CMD_UPSTREAM_CHANGED);
                 }
+            } else if (action.equals(Intent.ACTION_CONFIGURATION_CHANGED)) {
+                updateConfiguration();
             }
         }
     }
@@ -613,7 +616,7 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
     public int[] getUpstreamIfaceTypes() {
         int values[];
         synchronized (mPublicSync) {
-            updateConfiguration();
+            updateConfiguration();  // TODO - remove?
             values = new int[mUpstreamIfaceTypes.size()];
             Iterator<Integer> iterator = mUpstreamIfaceTypes.iterator();
             for (int i=0; i < mUpstreamIfaceTypes.size(); i++) {
@@ -1284,7 +1287,7 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
                 int upType = ConnectivityManager.TYPE_NONE;
                 String iface = null;
 
-                updateConfiguration();
+                updateConfiguration(); // TODO - remove?
 
                 synchronized (mPublicSync) {
                     if (VDBG) {