diff --git a/reviewboard/admin/widgets.py b/reviewboard/admin/widgets.py
index aa30e51012ca77bed26af32e6d3187d0b0bd580d..c4f540bdb5e216629868f8199ed20ed1b10b5992 100644
--- a/reviewboard/admin/widgets.py
+++ b/reviewboard/admin/widgets.py
@@ -362,7 +362,7 @@ def dynamic_activity_data(request):
         new_range_start = range_start
         new_range_end = range_end
     else:
-        new_range_end = datetime.date.today()
+        new_range_end = datetime.date.today() + datetime.timedelta(days=1)
         new_range_start = new_range_end - datetime.timedelta(days=days_total)
 
     response_data = {