diff --git a/changelog.md b/changelog.md
index 3293dfe..e872f57 100644
--- a/changelog.md
+++ b/changelog.md
@@ -2,6 +2,16 @@
 
 Dates and release notes for all production releases of the Briar Android app. For the Desktop program see [its respective changelog](https://code.briarproject.org/briar/briar-desktop/-/wikis/Changelog).
 
+### [1.5.9 (alpha release)](https://code.briarproject.org/briar/briar/commits/alpha-1.5.9)
+
+2024-01-17
+
+* Update translations
+* Update list of Tor bridges
+* Upgrade Tor to 0.4.8.9
+* Increase length of password for Wi-Fi hotspot when sharing app offline
+* Use new Android 12 tapjacking protections
+
 ### [1.5.8](https://code.briarproject.org/briar/briar/commits/release-1.5.8)
 
 2023-10-23