Improve documentation of mbedtls_ssl_write()
diff --git a/ChangeLog b/ChangeLog
index 13ba69e..5352f6d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -34,6 +34,8 @@
      MBEDTLS_ASN1_PARSE_C is not enabled. This allows the use of PBKDF2
      without PBES2. Fixed by Marcos Del Sol Vives.
    * Improve the documentation of mbedtls_net_accept(). Contributed by Ivan Krylov.
+   * Improve the documentation of mbedtls_ssl_write(). Suggested by
+     Paul Sokolovsky in #1356.
 
 = mbed TLS 2.1.11 branch released 2018-03-16