Update version number to 2.6.1
diff --git a/ChangeLog b/ChangeLog
index 02b8369..904eb93 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 2.6.1 branch released 2017-10-08
 
 Bugfix
    * Parse signature algorithm extension when renegotiating. Previously,