diff --git a/app/celery/research_mode_tasks.py b/app/celery/research_mode_tasks.py
index eb0944b561..c0543f75cd 100644
--- a/app/celery/research_mode_tasks.py
+++ b/app/celery/research_mode_tasks.py
@@ -6,8 +6,8 @@
 
 from app import create_uuid, notify_celery
 from app.aws.mocks import (
+    pinpoint_delivered_callback,
     pinpoint_failed_callback,
-    pinpoint_successful_callback,
     ses_hard_bounce_callback,
     ses_notification_callback,
     ses_soft_bounce_callback,
@@ -87,7 +87,7 @@ def aws_pinpoint_callback(notification_id, to):
             "Phone carrier is currently unreachable/unavailable", notification_id, destination=to, timestamp=timestamp
         )
     else:
-        return pinpoint_successful_callback(notification_id, destination=to, timestamp=timestamp)
+        return pinpoint_delivered_callback(notification_id, destination=to, timestamp=timestamp)
 
 
 @notify_celery.task(
diff --git a/tests/app/celery/test_research_mode_tasks.py b/tests/app/celery/test_research_mode_tasks.py
index 7c2f4bda1c..b667132f4b 100644
--- a/tests/app/celery/test_research_mode_tasks.py
+++ b/tests/app/celery/test_research_mode_tasks.py
@@ -8,8 +8,8 @@
 from freezegun import freeze_time
 
 from app.aws.mocks import (
+    pinpoint_delivered_callback,
     pinpoint_failed_callback,
-    pinpoint_successful_callback,
     ses_notification_callback,
     sns_failed_callback,
     sns_success_callback,
@@ -55,8 +55,8 @@ def test_make_sns_success_callback(notify_api, mocker, phone_number, sns_callbac
 @pytest.mark.parametrize(
     "phone_number, pinpoint_callback, pinpoint_callback_args",
     [
-        ("+15149301630", pinpoint_successful_callback, {}),
-        ("+15149301631", pinpoint_successful_callback, {}),
+        ("+15149301630", pinpoint_delivered_callback, {}),
+        ("+15149301631", pinpoint_delivered_callback, {}),
         ("+15149301632", pinpoint_failed_callback, {"provider_response": "Phone is currently unreachable/unavailable"}),
         ("+15149301633", pinpoint_failed_callback, {"provider_response": "Phone carrier is currently unreachable/unavailable"}),
     ],