diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index bf5fbb3db..873a23a62 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -48,6 +48,7 @@ Changelog
  * Fix: Replace styleguide example avatar with default image to avoid issues when custom user model is used (Matt Westcott)
  * Fix: `DraftailRichTextArea` is no longer treated as a hidden field by Django's form logic (Sergey Fedoseev)
  * Fix: Replace format() placeholders in translatable strings with % formatting (Matt Westcott)
+ * Fix: Altering Django REST Framework's `DEFAULT_AUTHENTICATION_CLASSES` setting no longer breaks the page explorer menu and admin API (Matt Westcott)
 
 
 2.6.3 (22.01.2019)
diff --git a/docs/releases/2.7.rst b/docs/releases/2.7.rst
index 3a109e805..aab51cd38 100644
--- a/docs/releases/2.7.rst
+++ b/docs/releases/2.7.rst
@@ -77,6 +77,7 @@ Bug fixes
  * Replace styleguide example avatar with default image to avoid issues when custom user model is used (Matt Westcott)
  * ``DraftailRichTextArea`` is no longer treated as a hidden field by Django's form logic (Sergey Fedoseev)
  * Replace format() placeholders in translatable strings with % formatting (Matt Westcott)
+ * Altering Django REST Framework's ``DEFAULT_AUTHENTICATION_CLASSES`` setting no longer breaks the page explorer menu and admin API (Matt Westcott)
 
 
 Upgrade considerations