diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 07bd607970..ae2649f740 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -22,6 +22,7 @@ Changelog
  * Add check to disallow StreamField block names that do not match Python variable syntax (François Poulain)
  * The `BASE_URL` setting is now converted to a str, if it isn't already, when constructing API URLs (thenewguy)
  * Preview from 'pages awaiting moderation' now opens in a new window (Cynthia Kiser)
+ * Add document extension validation if `WAGTAIL_DOCS_EXTENSIONS` is set (Meghana Bhange)
  * Fix: Make page-level actions accessible to keyboard users in page listing tables (Jesse Menn)
  * Fix: `WAGTAILFRONTENDCACHE_LANGUAGES` was being interpreted incorrectly. It now accepts a list of strings, as documented (Karl Hobley)
  * Fix: Update oEmbed endpoints to use https where available (Matt Westcott)
@@ -31,6 +32,7 @@ Changelog
  * Fix: Page chooser widgets now reflect custom ``get_admin_display_title`` methods (Saptak Sengupta)
  * Fix: `Page.copy()` now raises an error if the page being copied is unsaved (Anton Zhyltsou)
 
+
 2.10.2 (25.09.2020)
 ~~~~~~~~~~~~~~~~~~~
 
diff --git a/CONTRIBUTORS.rst b/CONTRIBUTORS.rst
index d599942050..581551d87a 100644
--- a/CONTRIBUTORS.rst
+++ b/CONTRIBUTORS.rst
@@ -479,6 +479,7 @@ Contributors
 * Dino Perovic
 * Ameet Virdee
 * Anton Zhyltsou
+* Meghana Bhange
 
 Translators
 ===========
diff --git a/docs/releases/2.11.rst b/docs/releases/2.11.rst
index a4a6e699fa..e1a0e218c2 100644
--- a/docs/releases/2.11.rst
+++ b/docs/releases/2.11.rst
@@ -31,6 +31,7 @@ Other features
  * Add check to disallow StreamField block names that do not match Python variable syntax (François Poulain)
  * The ``BASE_URL`` setting is now converted to a str, if it isn't already, when constructing API URLs (thenewguy)
  * Preview from 'pages awaiting moderation' now opens in a new window (Cynthia Kiser)
+ * Add document extension validation if `WAGTAIL_DOCS_EXTENSIONS` is set to a list of allowed extensions (Meghana Bhange)
 
 
 Bug fixes