diff --git a/tests/app/clients/test_aws_sns.py b/tests/app/clients/test_aws_sns.py
index 65c316d5e..e71f3e1d1 100644
--- a/tests/app/clients/test_aws_sns.py
+++ b/tests/app/clients/test_aws_sns.py
@@ -1,4 +1,5 @@
 import pytest
+from flask import current_app
 
 from app import get_aws_sns_client
 
@@ -9,6 +10,7 @@ def test_send_sms_successful_returns_aws_sns_response(notify_api, mocker):
     content = reference = "foo"
     with notify_api.app_context():
         aws_sns_client = get_aws_sns_client()
+        aws_sns_client.init_app(current_app)
         boto_mock = mocker.patch.object(aws_sns_client, "_client", create=True)
         aws_sns_client.send_sms(to, content, reference)
         boto_mock.publish.assert_called_once_with(
@@ -32,6 +34,7 @@ def test_send_sms_returns_raises_error_if_there_is_no_valid_number_is_found(
 ):
     with notify_api.app_context():
         aws_sns_client = get_aws_sns_client()
+        aws_sns_client.init_app(current_app)
         mocker.patch.object(aws_sns_client, "_client", create=True)
         to = ""
         content = reference = "foo"