Add changelog entry
diff --git a/ChangeLog b/ChangeLog
index 49c3acf..e9dc52c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -38,6 +38,10 @@
      ServerHello.
    * Add new configuration option MBEDTLS_SSL_PROTO_NO_TLS that enables code
      size savings in configurations where only DTLS is used.
+   * Add new configuration option MBEDTLS_SSL_SESSION_CACHE that can be used
+     to enable/disable cache based session resumption
+   * Add new configuration option MBEDTLS_SSL_SESSION_RESUMPTION that can be
+     used to enable/disable session resumption feature entirely.
 
 API Changes
    * Add a new X.509 API call `mbedtls_x509_parse_der_nocopy()`.