diff --git a/tests/src/com/android/TestContext.java b/tests/src/com/android/TestContext.java
index 9d712d3..26dff9a 100644
--- a/tests/src/com/android/TestContext.java
+++ b/tests/src/com/android/TestContext.java
@@ -25,6 +25,7 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Handler;
+import android.os.Looper;
 import android.os.PersistableBundle;
 import android.telecom.TelecomManager;
 import android.telephony.CarrierConfigManager;
@@ -150,6 +151,11 @@
         return null;
     }
 
+    @Override
+    public Handler getMainThreadHandler() {
+        return new Handler(Looper.getMainLooper());
+    }
+
     /**
      * @return CarrierConfig PersistableBundle for the subscription specified.
      */