Added ChangeLog entry
diff --git a/ChangeLog b/ChangeLog
index 1672bdf..ae450bc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -46,6 +46,7 @@
    * Add new config.h flag POLARSSL_X509_MIN_VERIFY_MD_ALG to set the minimum
      hash accepted when verifying certificate chains. Defaults to SHA1, which
      means SHA1 is accepted but MD5 and below are rejected.
+   * Improve makefiles on Windows: don't run find, and call perl explicitly.
 
 = mbed TLS 1.3.19 branch released 2017-03-08