diff --git a/ChangeLog b/ChangeLog
index 81fe456432..aab2a0be53 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -13,6 +13,7 @@ phpMyAdmin - ChangeLog
 - issue #13099 Report error when trying to copy database to same name
 - issue #13167 Themes now have to contain metadata in theme.json
 - issue #6363  phpMyAdmin no longer requires eval() in PHP
+- issue #12386 The mbstring dependency is now optional
 
 4.7.1 (not yet released)
 - issue #13132 Always execute tracking queries as controluser