diff --git a/docs/changelog.rst b/docs/changelog.rst
index 2ff2f6b4..45b2e09a 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -4,6 +4,7 @@ Changelog
 
 Changes in 0.7.10
 =================
+- Only mark a field as changed if the value has changed (#258)
 - Explicitly check for Document instances when dereferencing (#261)
 - Fixed order_by chaining issue (#265)
 - Added dereference support for tuples (#250)