diff --git a/app/celery/provider_tasks.py b/app/celery/provider_tasks.py
index 4d8718489..50d5a31b7 100644
--- a/app/celery/provider_tasks.py
+++ b/app/celery/provider_tasks.py
@@ -10,31 +10,7 @@ from app.statsd_decorators import statsd
 from app.delivery import send_to_providers
 
 
-def retry_iteration_to_delay(retry=0):
-    """
-    :param retry times we have performed a retry
-    Given current retry calculate some delay before retrying
-    0: 10 seconds
-    1: 60 seconds (1 minutes)
-    2: 300 seconds (5 minutes)
-    3: 3600 seconds (60 minutes)
-    4: 14400 seconds (4 hours)
-    :param retry (zero indexed):
-    :return length to retry in seconds, default 10 seconds
-    """
-
-    delays = {
-        0: 10,
-        1: 60,
-        2: 300,
-        3: 3600,
-        4: 14400
-    }
-
-    return delays.get(retry, 10)
-
-
-@notify_celery.task(bind=True, name="deliver_sms", max_retries=5, default_retry_delay=5)
+@notify_celery.task(bind=True, name="deliver_sms", max_retries=48, default_retry_delay=300)
 @statsd(namespace="tasks")
 def deliver_sms(self, notification_id):
     try:
@@ -47,7 +23,7 @@ def deliver_sms(self, notification_id):
             current_app.logger.exception(
                 "SMS notification delivery for id: {} failed".format(notification_id)
             )
-            self.retry(queue=QueueNames.RETRY, countdown=retry_iteration_to_delay(self.request.retries))
+            self.retry(queue=QueueNames.RETRY)
         except self.MaxRetriesExceededError:
             current_app.logger.exception(
                 "RETRY FAILED: task send_sms_to_provider failed for notification {}".format(notification_id),
@@ -55,7 +31,7 @@ def deliver_sms(self, notification_id):
             update_notification_status_by_id(notification_id, 'technical-failure')
 
 
-@notify_celery.task(bind=True, name="deliver_email", max_retries=5, default_retry_delay=5)
+@notify_celery.task(bind=True, name="deliver_email", max_retries=48, default_retry_delay=300)
 @statsd(namespace="tasks")
 def deliver_email(self, notification_id):
     try:
@@ -71,7 +47,7 @@ def deliver_email(self, notification_id):
             current_app.logger.exception(
                 "RETRY: Email notification {} failed".format(notification_id)
             )
-            self.retry(queue=QueueNames.RETRY, countdown=retry_iteration_to_delay(self.request.retries))
+            self.retry(queue=QueueNames.RETRY)
         except self.MaxRetriesExceededError:
             current_app.logger.error(
                 "RETRY FAILED: task send_email_to_provider failed for notification {}".format(notification_id)
diff --git a/tests/app/celery/test_provider_tasks.py b/tests/app/celery/test_provider_tasks.py
index 9c9a44e5f..b5dbc999a 100644
--- a/tests/app/celery/test_provider_tasks.py
+++ b/tests/app/celery/test_provider_tasks.py
@@ -11,34 +11,6 @@ def test_should_have_decorated_tasks_functions():
     assert deliver_email.__wrapped__.__name__ == 'deliver_email'
 
 
-def test_should_by_10_second_delay_as_default():
-    assert provider_tasks.retry_iteration_to_delay() == 10
-
-
-def test_should_by_10_second_delay_on_unmapped_retry_iteration():
-    assert provider_tasks.retry_iteration_to_delay(99) == 10
-
-
-def test_should_by_10_second_delay_on_retry_one():
-    assert provider_tasks.retry_iteration_to_delay(0) == 10
-
-
-def test_should_by_1_minute_delay_on_retry_two():
-    assert provider_tasks.retry_iteration_to_delay(1) == 60
-
-
-def test_should_by_5_minute_delay_on_retry_two():
-    assert provider_tasks.retry_iteration_to_delay(2) == 300
-
-
-def test_should_by_60_minute_delay_on_retry_two():
-    assert provider_tasks.retry_iteration_to_delay(3) == 3600
-
-
-def test_should_by_240_minute_delay_on_retry_two():
-    assert provider_tasks.retry_iteration_to_delay(4) == 14400
-
-
 def test_should_call_send_sms_to_provider_from_deliver_sms_task(
         notify_db,
         notify_db_session,
@@ -61,7 +33,7 @@ def test_should_add_to_retry_queue_if_notification_not_found_in_deliver_sms_task
 
     deliver_sms(notification_id)
     app.delivery.send_to_providers.send_sms_to_provider.assert_not_called()
-    app.celery.provider_tasks.deliver_sms.retry.assert_called_with(queue="retry-tasks", countdown=10)
+    app.celery.provider_tasks.deliver_sms.retry.assert_called_with(queue="retry-tasks")
 
 
 def test_should_call_send_email_to_provider_from_deliver_email_task(
@@ -83,7 +55,7 @@ def test_should_add_to_retry_queue_if_notification_not_found_in_deliver_email_ta
 
     deliver_email(notification_id)
     app.delivery.send_to_providers.send_email_to_provider.assert_not_called()
-    app.celery.provider_tasks.deliver_email.retry.assert_called_with(queue="retry-tasks", countdown=10)
+    app.celery.provider_tasks.deliver_email.retry.assert_called_with(queue="retry-tasks")
 
 
 # DO THESE FOR THE 4 TYPES OF TASK
@@ -94,7 +66,7 @@ def test_should_go_into_technical_error_if_exceeds_retries_on_deliver_sms_task(s
 
     deliver_sms(sample_notification.id)
 
-    provider_tasks.deliver_sms.retry.assert_called_with(queue="retry-tasks", countdown=10)
+    provider_tasks.deliver_sms.retry.assert_called_with(queue="retry-tasks")
 
     assert sample_notification.status == 'technical-failure'
 
@@ -105,7 +77,7 @@ def test_should_go_into_technical_error_if_exceeds_retries_on_deliver_email_task
 
     deliver_email(sample_notification.id)
 
-    provider_tasks.deliver_email.retry.assert_called_with(queue="retry-tasks", countdown=10)
+    provider_tasks.deliver_email.retry.assert_called_with(queue="retry-tasks")
     assert sample_notification.status == 'technical-failure'