diff --git a/CHANGELOG.md b/CHANGELOG.md
index 55e314b9..9d45d9fa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # CHANGELOG
 
+## 2.6.6 (8 November 2022)
+
+* The new `eager_load_namespace` had a bug when eager loading certain namespaces
+  with collapsed directories. This has been fixed.
+
 ## 2.6.5 (6 November 2022)
 
 * Controlled errors in a couple of situations:
diff --git a/lib/zeitwerk/version.rb b/lib/zeitwerk/version.rb
index dc394e70..ba69ded1 100644
--- a/lib/zeitwerk/version.rb
+++ b/lib/zeitwerk/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Zeitwerk
-  VERSION = "2.6.5"
+  VERSION = "2.6.6"
 end