diff --git a/crates/matrix-sdk/src/room/timeline/event_handler.rs b/crates/matrix-sdk/src/room/timeline/event_handler.rs
index ee8cad83f..dde2c222f 100644
--- a/crates/matrix-sdk/src/room/timeline/event_handler.rs
+++ b/crates/matrix-sdk/src/room/timeline/event_handler.rs
@@ -577,10 +577,12 @@ impl<'a, 'i> TimelineEventHandler<'a, 'i> {
                     if let Some(day_divider_item) =
                         maybe_create_day_divider_from_timestamps(old_ts, *timestamp)
                     {
+                        trace!("Adding day divider");
                         self.timeline_items.push_cloned(Arc::new(day_divider_item));
                     }
                 } else {
                     // If there is no event item, there is no day divider yet.
+                    trace!("Adding first day divider");
                     self.timeline_items
                         .push_cloned(Arc::new(TimelineItem::day_divider(*timestamp)));
                 }
@@ -642,8 +644,6 @@ impl<'a, 'i> TimelineEventHandler<'a, 'i> {
                 origin_server_ts,
                 ..
             } => {
-                trace!("Adding new remote timeline item at the end");
-
                 let result = rfind_event_item(self.timeline_items, |it| {
                     txn_id.is_some() && it.transaction_id() == txn_id.as_deref()
                         || it.event_id() == Some(event_id)
@@ -682,11 +682,13 @@ impl<'a, 'i> TimelineEventHandler<'a, 'i> {
                     {
                         // If the old item is the last one and no day divider
                         // changes need to happen, replace and return early.
+                        trace!(idx, "Replacing existing event");
                         self.timeline_items.set_cloned(idx, item);
                         return;
                     } else {
                         // In more complex cases, remove the item and day
                         // divider (if necessary) before re-adding the item.
+                        trace!("Removing local echo or duplicate timeline item");
                         self.timeline_items.remove(idx);
 
                         assert_ne!(
@@ -706,6 +708,7 @@ impl<'a, 'i> TimelineEventHandler<'a, 'i> {
                                 .get(idx + 1)
                                 .map_or(true, |item| item.is_virtual())
                         {
+                            trace!("Removing day divider");
                             self.timeline_items.remove(idx - 1);
                         }
 
@@ -728,14 +731,17 @@ impl<'a, 'i> TimelineEventHandler<'a, 'i> {
                     if let Some(day_divider_item) =
                         maybe_create_day_divider_from_timestamps(old_ts, *origin_server_ts)
                     {
+                        trace!("Adding day divider");
                         self.timeline_items.push_cloned(Arc::new(day_divider_item));
                     }
                 } else {
-                    // If there is not event item, there is no day divider yet.
+                    // If there is no event item, there is no day divider yet.
+                    trace!("Adding first day divider");
                     self.timeline_items
                         .push_cloned(Arc::new(TimelineItem::day_divider(*origin_server_ts)));
                 }
 
+                trace!("Adding new remote timeline item at the end");
                 self.timeline_items.push_cloned(item);
             }