diff --git a/diary.md b/diary.md
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--- a/diary.md
+++ b/diary.md
@@ -1,6 +1,7 @@
 ## Fri 14 Mar 2025
 - Add 'favourite' button to Luas pop-up. 
 - Add 'favourite' button to train station pop-up. 
+- Create `IrishRailTrainPopup` with favourite button.
 
 ## Wed 12 Mar 2025
 - Fix search input freezing when there's a large number of data.