diff --git a/docs/changelog.rst b/docs/changelog.rst
index 51f7975c..846c5bbd 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -48,6 +48,7 @@ Changes in 0.9.X - DEV
 - Allow dynamic dictionary-style field access #559
 - Increase email field length to accommodate new TLDs #726
 - index_cls is ignored when deciding to set _cls as index prefix #733
+- Make 'db' argument to connection optional #737
 - Allow atomic update for the entire `DictField` #742
 
 Changes in 0.8.7