diff --git a/progress/views.py b/progress/views.py
index e4c5d2e..3f41c87 100644
--- a/progress/views.py
+++ b/progress/views.py
@@ -503,7 +503,7 @@ class ProgressToken(APIView):
                 user=user,
                 course_token=payload['course_token'],
                 teacher=teacher,
-                exp_date=timezone.now() + relativedelta(days=int(payload['period'])),
+                exp_date=timezone.now() + relativedelta(minutes=int(payload['period'])),
             )
             ProgressLesson.objects.create(
                 progress=p,