diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 373bd2e31..29686cc85 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -15,6 +15,9 @@ version 0.5.0 [future]
 - Fix handling of option key on macOS. It now behaves just like the alt key on
   Linux.
 
+- Linux: Add support for startup notification on X11 desktops. kitty will
+  now inform the window manager when its startup is complete.
+
 - Fix crash when displaying more than 64 images in the same session
 
 - Add support for colons in SGR color codes. These are generated by some