diff --git a/core/java/android/net/util/MultinetworkPolicyTracker.java b/core/java/android/net/util/MultinetworkPolicyTracker.java
index 4e88149..aa0f622 100644
--- a/core/java/android/net/util/MultinetworkPolicyTracker.java
+++ b/core/java/android/net/util/MultinetworkPolicyTracker.java
@@ -94,7 +94,8 @@
             }
         };
 
-        TelephonyManager.from(ctx).listen(new PhoneStateListener(handler.getLooper()) {
+        ctx.getSystemService(TelephonyManager.class).listen(
+                new PhoneStateListener(handler.getLooper()) {
             @Override
             public void onActiveDataSubscriptionIdChanged(int subId) {
                 mActiveSubId = subId;
diff --git a/services/core/java/com/android/server/connectivity/Tethering.java b/services/core/java/com/android/server/connectivity/Tethering.java
index b3804c4..acedc36 100644
--- a/services/core/java/com/android/server/connectivity/Tethering.java
+++ b/services/core/java/com/android/server/connectivity/Tethering.java
@@ -286,8 +286,8 @@
 
     private void startStateMachineUpdaters(Handler handler) {
         mCarrierConfigChange.startListening();
-        TelephonyManager.from(mContext).listen(mPhoneStateListener,
-                PhoneStateListener.LISTEN_ACTIVE_DATA_SUBSCRIPTION_ID_CHANGE);
+        mContext.getSystemService(TelephonyManager.class).listen(
+                mPhoneStateListener, PhoneStateListener.LISTEN_ACTIVE_DATA_SUBSCRIPTION_ID_CHANGE);
 
         IntentFilter filter = new IntentFilter();
         filter.addAction(UsbManager.ACTION_USB_STATE);
diff --git a/services/core/java/com/android/server/net/NetworkStatsService.java b/services/core/java/com/android/server/net/NetworkStatsService.java
index 41806ca..08c9426 100644
--- a/services/core/java/com/android/server/net/NetworkStatsService.java
+++ b/services/core/java/com/android/server/net/NetworkStatsService.java
@@ -337,7 +337,7 @@
                 powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
 
         NetworkStatsService service = new NetworkStatsService(context, networkManager, alarmManager,
-                wakeLock, getDefaultClock(), TelephonyManager.getDefault(),
+                wakeLock, getDefaultClock(), context.getSystemService(TelephonyManager.class),
                 new DefaultNetworkStatsSettings(context), new NetworkStatsFactory(),
                 new NetworkStatsObservers(), getDefaultSystemDir(), getDefaultBaseDir());
         service.registerLocalService();
diff --git a/tests/net/java/com/android/server/connectivity/TetheringTest.java b/tests/net/java/com/android/server/connectivity/TetheringTest.java
index 5f62c08..9e5717b 100644
--- a/tests/net/java/com/android/server/connectivity/TetheringTest.java
+++ b/tests/net/java/com/android/server/connectivity/TetheringTest.java
@@ -208,6 +208,12 @@
             if (Context.TELEPHONY_SERVICE.equals(name)) return mTelephonyManager;
             return super.getSystemService(name);
         }
+
+        @Override
+        public String getSystemServiceName(Class<?> serviceClass) {
+            if (TelephonyManager.class.equals(serviceClass)) return Context.TELEPHONY_SERVICE;
+            return super.getSystemServiceName(serviceClass);
+        }
     }
 
     public class MockIpServerDependencies extends IpServer.Dependencies {
diff --git a/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java b/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
index 1d29a82..4d42a61 100644
--- a/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
+++ b/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
@@ -192,8 +192,8 @@
 
         mService = new NetworkStatsService(
                 mServiceContext, mNetManager, mAlarmManager, wakeLock, mClock,
-                TelephonyManager.getDefault(), mSettings, mStatsFactory,
-                new NetworkStatsObservers(),  mStatsDir, getBaseDir(mStatsDir));
+                mServiceContext.getSystemService(TelephonyManager.class), mSettings,
+                mStatsFactory, new NetworkStatsObservers(),  mStatsDir, getBaseDir(mStatsDir));
         mHandlerThread = new HandlerThread("HandlerThread");
         mHandlerThread.start();
         Handler.Callback callback = new NetworkStatsService.HandlerCallback(mService);