diff --git a/core/CHANGELOG.txt b/core/CHANGELOG.txt
index 59251d00e2..3bc36a3564 100644
--- a/core/CHANGELOG.txt
+++ b/core/CHANGELOG.txt
@@ -14,6 +14,11 @@ Drupal 8.3.0, 2017-04-05
     * Updated to jQuery 2.2.4. @todo check 2852636 makes in it
     * Updated to CKEditor 4.6.2.
     * @todo: Update normalize.css to 5.0.0: https://www.drupal.org/node/2821525
+- Browser support:
+    * Internet Explore 9 and 10 no longer supported - Microsoft have now ended
+      support for these browsers; maintaining compatibility is hard and costly.
+      Drupal will still support Internet Explorer 11 and it's replacement, Edge.
+      @todo dependent on approval of https://www.drupal.org/node/2842298
 - Raised stability levels of experimental modules:
     * Updated the BigPipe module from beta to stable.
     * Updated the Migrate module from alpha to beta.