diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 25317eb2cf..ea662be8ac 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -17,6 +17,8 @@
     possible for ad loading SDKs to calculate ad viewability accurately.
 * DASH: Fix issue handling large `EventStream` presentation timestamps
   ([#5490](https://github.com/google/ExoPlayer/issues/5490)).
+* HLS: Fix transition to STATE_ENDED when playing fragmented mp4 in chunkless
+  preparation ([#5524](https://github.com/google/ExoPlayer/issues/5524)).
 
 ### 2.9.5 ###