diff --git a/CHANGELOG.md b/CHANGELOG.md
index f03b4231..8bfcac29 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,20 @@
-# v0.15.2 (unreleased)
+# v0.15.3 (2025-07-16)
+
+* Updated Telegram API to layer 204.
+* Added support for MSC4190.
+* Enabled captions by default, as they are now supported by most clients.
+  * Existing configs will still need to enable `caption_in_message` manually.
+* Changed new room creation to hardcode room v11 to avoid v12 rooms being
+  created before proper support for them can be added.
+* Fixed bridging sticker messages with partial quote replies from Telegram.
+* Fixed text in poll bridging.
+* Disabled kicking unauthenticated users from portals.
+
+# v0.15.2 (2024-07-16)
 
 * Dropped support for Python 3.9.
-* Updated Telegram API to layer 179.
+* Updated Telegram API to layer 183.
+* Added support for authenticated media downloads.
 * Added support for receiving reactions when using a bot account.
 * Added option to limit file size by chat type.
 * Fixed reply bridging breaking in some cases.