diff --git a/ChangeLog b/ChangeLog
index 37d32e1..25c41db 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -45,6 +45,7 @@
    * Generalized external private key implementation handling (like PKCS#11)
      in SSL/TLS
    * Revamped x509_verify() and the SSL f_vrfy callback implementations
+   * Moved from unsigned long to fixed width uint32_t types throughout code
 
 Bugfix
    * Fixed handling error in mpi_cmp_mpi() on longer B values (found by