diff --git a/app/models/service.py b/app/models/service.py
index 52ed19f90..c789dca8b 100644
--- a/app/models/service.py
+++ b/app/models/service.py
@@ -269,7 +269,7 @@ class Service():
     @property
     def needs_to_change_sms_sender(self):
         return all((
-            self.has_sms_templates,
+            self.volume_sms,
             self.shouldnt_use_govuk_as_sms_sender,
             self.sms_sender_is_govuk,
         ))
diff --git a/tests/app/main/views/test_service_settings.py b/tests/app/main/views/test_service_settings.py
index e58d7b9ac..747a8b884 100644
--- a/tests/app/main/views/test_service_settings.py
+++ b/tests/app/main/views/test_service_settings.py
@@ -1176,7 +1176,7 @@ def test_should_redirect_after_request_to_go_live(
             False,
             True,
             True,
-            1, 1, 1,
+            1, 0, 1,
             'No',
             True,
             [
@@ -1228,7 +1228,7 @@ def test_should_redirect_after_request_to_go_live(
             True,
             True,
             False,
-            1, 1, 1,
+            1, 0, 0,
             'No',
             True,
             [
@@ -1275,7 +1275,6 @@ def test_should_redirect_after_request_to_go_live(
                 'notify_request_to_go_live_incomplete_mou',
                 'notify_request_to_go_live_incomplete_team_member',
                 'notify_request_to_go_live_incomplete_template_content',
-                'notify_request_to_go_live_incomplete_sms_sender',
             ],
         ),
     ),