diff --git a/ChangeLog b/ChangeLog
index d4e945a..9ed7b4c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -10,6 +10,8 @@
    * Fix private key DER output in the key_app_writer example. File contents
      were shifted by one byte, creating an invalid ASN.1 tag. Fixed by
      Christian Walther in #2239.
+   * Fix potential memory leak in X.509 self test. Found and fixed by
+     Junhwan Park, #2106.
 
 Changes
    * Server's RSA certificate in certs.c was SHA-1 signed. In the default