diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index e7c17cb..c048854 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -317,7 +317,7 @@
                  android:encryptionAware="true" >
             <meta-data android:name="android.telecom.IN_CALL_SERVICE_UI" android:value="true" />
             <meta-data android:name="android.telecom.IN_CALL_SERVICE_RINGING"
-                android:value="false"/>
+                android:value="true"/>
             <intent-filter>
                 <action android:name="android.telecom.InCallService"/>
             </intent-filter>
diff --git a/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java b/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java
index 29d3d9d..38b37a2 100644
--- a/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java
+++ b/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java
@@ -37,7 +37,7 @@
      * Flag used to determine if the Dialer is responsible for playing ringtones for incoming calls.
      * Once we're ready to enable Dialer Ringing, these flags should be removed.
      */
-    private static final boolean IS_DIALER_RINGING_ENABLED = false;
+    private static final boolean IS_DIALER_RINGING_ENABLED = true;
     private Boolean mIsDialerRingingEnabledForTesting;
 
     private final InCallTonePlayer mInCallTonePlayer;
diff --git a/InCallUI/src/com/android/incallui/ringtone/InCallTonePlayer.java b/InCallUI/src/com/android/incallui/ringtone/InCallTonePlayer.java
index be7fffb..6ef4e25 100644
--- a/InCallUI/src/com/android/incallui/ringtone/InCallTonePlayer.java
+++ b/InCallUI/src/com/android/incallui/ringtone/InCallTonePlayer.java
@@ -118,7 +118,6 @@
     }
 
     private void playOnBackgroundThread(ToneGeneratorInfo info) {
-        // TODO (maxwelb): b/26936902 respect Do Not Disturb setting
         ToneGenerator toneGenerator = null;
         try {
             Log.v(this, "Starting tone " + info);