diff --git a/ChangeLog b/ChangeLog
index 0eb0702..fb35920 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 mbed TLS ChangeLog (Sorted per branch, date)
 
+= mbed TLS 2.1.x branch released xxxx-xx-xx
+
+Bugfix
+   * Fix dynamic library building process with Makefile on Mac OS X. Fixed by
+     mnacamura.
+
 = mbed TLS 2.1.11 branch released xxxx-xx-xx
 
 Default behavior changes