diff --git a/organize/work/browser.py b/organize/work/browser.py
index 1d33b3e..d884e05 100644
--- a/organize/work/browser.py
+++ b/organize/work/browser.py
@@ -185,7 +185,7 @@ class BaseWorkItemsView(object):
         tsFrom = parseDate(form.get('wi_from') or self.options.wi_from)
         tsTo = parseDate(form.get('wi_to') or self.options.wi_to)
         if tsTo:
-            tsTo += 3600 * 24    # include full end date
+            tsTo += 3600 * 24 - 1    # include full end date
         if tsFrom or tsTo:
             result['timeFromTo'] = (tsFrom, tsTo)
         state = form.get('wi_state') or self.options.wi_state