diff --git a/ChangeLog b/ChangeLog
index 5f5fdd2..49eaef7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -26,6 +26,8 @@
    * Improve testing in configurations that omit certain hashes or
      public-key algorithms. Includes contributions by Gert van Dijk.
    * Improve negative testing of X.509 parsing.
+   * Return plaintext data sooner on unpadded decryption. Contributed by Andy
+     Leiserson. #1180
 
 = mbed TLS 2.8.0 branch released 2018-03-16