diff --git a/lms/djangoapps/teams/csv.py b/lms/djangoapps/teams/csv.py
index 5e67358981..feccfad440 100644
--- a/lms/djangoapps/teams/csv.py
+++ b/lms/djangoapps/teams/csv.py
@@ -103,11 +103,11 @@ class TeamMembershipImportManager(object):
         self.validation_errors = []
         self.teamset_ids = []
         self.user_ids_by_teamset_id = {}
-        self.number_of_records_added = 0
         self.course = course
         self.max_errors = 0
         self.existing_course_team_memberships = {}
         self.existing_course_teams = {}
+        self.number_of_learners_assigned = 0
 
     @property
     def import_succeeded(self):
@@ -157,6 +157,7 @@ class TeamMembershipImportManager(object):
         if not self.validation_errors:
             for row in row_dictionaries:
                 self.add_user_to_team(row)
+            self.number_of_learners_assigned = len(row_dictionaries)
             return True
         else:
             return False
@@ -351,7 +352,6 @@ class TeamMembershipImportManager(object):
                     'add_method': 'team_csv_import'
                 }
             )
-            self.number_of_records_added += 1
 
     def get_user(self, user_name):
         """
diff --git a/lms/djangoapps/teams/tests/test_views.py b/lms/djangoapps/teams/tests/test_views.py
index 0ff78d19c0..bdf2c1c7fd 100644
--- a/lms/djangoapps/teams/tests/test_views.py
+++ b/lms/djangoapps/teams/tests/test_views.py
@@ -1784,10 +1784,15 @@ class TestBulkMembershipManagement(TeamAPITestCase):
         csv_content += 'a_user,audit,team wind power'
         csv_file = SimpleUploadedFile('test_file.csv', csv_content.encode('utf8'), content_type='text/csv')
         self.client.login(username=self.users['course_staff'].username, password=self.users['course_staff'].password)
-        self.make_call(reverse('team_membership_bulk_management', args=[self.good_course_id]),
-                       201, method='post',
-                       data={'csv': csv_file}, user='staff'
-                       )
+        response = self.make_call(
+            reverse('team_membership_bulk_management', args=[self.good_course_id]),
+            201,
+            method='post',
+            data={'csv': csv_file},
+            user='staff'
+        )
+        response_text = json.loads(response.content.decode('utf-8'))
+        self.assertEqual(response_text['message'], '1 learners were assigned to teams.')
 
     def test_upload_invalid_teamset(self):
         self.create_and_enroll_student(username='a_user')
@@ -1795,20 +1800,25 @@ class TestBulkMembershipManagement(TeamAPITestCase):
         csv_content += 'a_user,audit,team wind power'
         csv_file = SimpleUploadedFile('test_file.csv', csv_content.encode('utf8'), content_type='text/csv')
         self.client.login(username=self.users['course_staff'].username, password=self.users['course_staff'].password)
-        self.make_call(reverse('team_membership_bulk_management', args=[self.good_course_id]),
-                       400, method='post',
-                       data={'csv': csv_file}, user='staff'
-                       )
+        self.make_call(
+            reverse('team_membership_bulk_management', args=[self.good_course_id]),
+            400,
+            method='post',
+            data={'csv': csv_file},
+            user='staff'
+        )
 
     def test_upload_assign_user_twice_to_same_teamset(self):
         csv_content = 'user,mode,topic_0' + '\n'
         csv_content += 'student_enrolled, masters, team wind power'
         csv_file = SimpleUploadedFile('test_file.csv', csv_content.encode('utf8'), content_type='text/csv')
         self.client.login(username=self.users['course_staff'].username, password=self.users['course_staff'].password)
-        self.make_call(reverse('team_membership_bulk_management', args=[self.good_course_id]),
-                       400, method='post',
-                       data={'csv': csv_file}, user='staff'
-                       )
+        self.make_call(
+            reverse('team_membership_bulk_management', args=[self.good_course_id]),
+            400, method='post',
+            data={'csv': csv_file},
+            user='staff'
+        )
 
     def test_upload_assign_one_user_to_different_teamsets(self):
         self.create_and_enroll_student(username='a_user')
@@ -1820,14 +1830,14 @@ class TestBulkMembershipManagement(TeamAPITestCase):
         csv_content += 'c_user,audit,,,team 3'
         csv_file = SimpleUploadedFile('test_file.csv', csv_content.encode('utf8'), content_type='text/csv')
         self.client.login(username=self.users['course_staff'].username, password=self.users['course_staff'].password)
-        self.make_call(reverse('team_membership_bulk_management', args=[self.good_course_id]),
-                       201, method='post',
-                       data={'csv': csv_file}, user='staff'
-                       )
+        response = self.make_call(reverse('team_membership_bulk_management', args=[self.good_course_id]),
+                                  201, method='post', data={'csv': csv_file}, user='staff')
         self.assertEqual(
             CourseTeam.objects.filter(name='team 2', course_id=self.test_course_1.id).count(),
             1
         )
+        response_text = json.loads(response.content.decode('utf-8'))
+        self.assertEqual(response_text['message'], '3 learners were assigned to teams.')
 
     def test_upload_non_existing_user(self):
         csv_content = 'user,mode,topic_0' + '\n'
diff --git a/lms/djangoapps/teams/views.py b/lms/djangoapps/teams/views.py
index c8066de818..14470b95a6 100644
--- a/lms/djangoapps/teams/views.py
+++ b/lms/djangoapps/teams/views.py
@@ -1408,7 +1408,7 @@ class MembershipBulkManagementView(GenericAPIView):
         team_import_manager.set_team_membership_from_csv(inputfile_handle)
 
         if team_import_manager.import_succeeded:
-            msg = "Successfully added {} students to teams".format(team_import_manager.number_of_records_added)
+            msg = "{} learners were assigned to teams.".format(team_import_manager.number_of_learners_assigned)
             return JsonResponse({'message': msg}, status=status.HTTP_201_CREATED)
         else:
             return JsonResponse({