diff --git a/ChangeLog b/ChangeLog
index 2056012..5468bf9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,6 @@
 mbed TLS ChangeLog (Sorted per branch, date)
 
-= mbed TLS x.x.x branch released xxxx-xx-xx
+= mbed TLS 2.1.15 branch released 2018-08-31
 
 Security
    * Fix an issue in the X.509 module which could lead to a buffer overread