diff --git a/helpers/trendings_helper.py b/helpers/trendings_helper.py
index 39b3ac8..56fda34 100644
--- a/helpers/trendings_helper.py
+++ b/helpers/trendings_helper.py
@@ -192,13 +192,13 @@ class Trendings_helper:
         to_ret = []
         ONEDAY = 60*60*24
         for item, timestamps in dico_items.items():
-            obj = {'name': item, 'start': timestamps[0]-ONEDAY, 'end': timestamps[0]}
+            obj = {'name': item, 'start': timestamps[0], 'end': timestamps[0]+ONEDAY}
             for t in timestamps:
                 if t-obj['end'] > ONEDAY: #new entry
                     to_ret.append(copy.deepcopy(obj))
-                    obj['start'] = t-ONEDAY
-                    obj['end'] = t
+                    obj['start'] = t
+                    obj['end'] = t+ONEDAY
                 else: # contrinue entry
-                    obj['end'] = t
+                    obj['end'] = t+ONEDAY
             to_ret.append(obj)
         return to_ret
diff --git a/static/js/trendings.js b/static/js/trendings.js
index 532cb70..949c38c 100644
--- a/static/js/trendings.js
+++ b/static/js/trendings.js
@@ -447,6 +447,7 @@ function updateTimeline() {
         }
         timeline.setGroups(groups);
         timeline.setItems(items);
+        timeline.setWindow(dateStart, dateEnd);
     });
 }