diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index a8bc357c05..4c1ec8901f 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -22,6 +22,7 @@ Changelog
  * Add `WAGTAIL_MODERATION_ENABLED` setting to enable / disable the 'Submit for Moderation' option (Jacob Topp-Mugglestone)
  * Added settings to customise pagination page size for the Images admin area (Brian Whitton)
  * Added ARIA role to TableBlock output (Matt Westcott)
+ * Added cache-busting query parameters to static files within the Wagtail admin (Matt Westcott)
  * Fix: Added line breaks to long filenames on multiple image / document uploader (Kevin Howbrook)
  * Fix: Added https support for Scribd oEmbed provider (Rodrigo)
  * Fix: Changed StreamField group labels color so labels are visible (Catherine Farman)
diff --git a/docs/releases/2.7.rst b/docs/releases/2.7.rst
index d047534101..2603526b0f 100644
--- a/docs/releases/2.7.rst
+++ b/docs/releases/2.7.rst
@@ -41,6 +41,7 @@ Other features
  * Add ``WAGTAIL_MODERATION_ENABLED`` setting to enable / disable the 'Submit for Moderation' option (Jacob Topp-Mugglestone)
  * Added settings to customise pagination page size for the Images admin area (Brian Whitton)
  * Added ARIA role to TableBlock output (Matt Westcott)
+ * Added cache-busting query parameters to static files within the Wagtail admin (Matt Westcott)
 
 
 Bug fixes