diff --git a/CHANGELOG.md b/CHANGELOG.md
index e18dd2e1d..f13c074b2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@
 * View per conversation media files in contact and conference details screens
 * Enable foreground service by default for Android 8 (notification can be disabled by long pressing it)
 * Audio player: disable screen and switch to ear piece
-* Support TLSv1.3
+* Support TLSv1.3 (ejabberd ≤ 18.06 is incompatible with openssl 1.1.1 - Update ejabberd or downgrade openssl if you get ›Stream opening error‹)
 
 
 ### Version 2.2.9