diff --git a/Changes.md b/Changes.md
index bb5bb8739..e2a84efc1 100644
--- a/Changes.md
+++ b/Changes.md
@@ -2,6 +2,11 @@
 
 [Sidekiq Changes](https://github.com/mperham/sidekiq/blob/master/Changes.md) | [Sidekiq Pro Changes](https://github.com/mperham/sidekiq/blob/master/Pro-Changes.md) | [Sidekiq Enterprise Changes](https://github.com/mperham/sidekiq/blob/master/Ent-Changes.md)
 
+HEAD
+---------
+
+- Various improvements to the Sidekiq test suite and coverage [#4026, #4039, Tensho]
+
 5.2.3
 ---------