diff --git a/CHANGES.rst b/CHANGES.rst
index 4fb8f902..1e360f14 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -3,7 +3,7 @@ Changes
 
 Unreleased
 ----------
-- Fixed `diff_against` to work with deleted objects
+- Fixed `diff_against` to work with deleted objects (gh-1312)
 
 
 3.5.0 (2024-02-19)