diff --git a/feed/history/boost_1_65_0.qbk b/feed/history/boost_1_65_0.qbk
index f6e9c177..b8b2da51 100644
--- a/feed/history/boost_1_65_0.qbk
+++ b/feed/history/boost_1_65_0.qbk
@@ -42,6 +42,7 @@
 * [phrase library..[@/libs/coroutine2/ Coroutine2]:]
     * supports ucontext-API (swapcontext)
     * supports Windows-Fiber-API
+    * [ticket 13064]: different behavior coroutine and coroutine2 
 
  * [phrase library..[@/libs/fiber/ Fiber]:] 
     * hardware transactional memory (Intel TSX) supported