diff --git a/readme.txt b/readme.txt
index fc0ec2414ca09..8b7fc91c28226 100644
--- a/readme.txt
+++ b/readme.txt
@@ -103,7 +103,7 @@ There are opportunities for developers at all levels to contribute. [Learn more
 
 **Major enhancements**
 
-*
+* Block Editor: new Pinterest block allowing you to easily embed boards, profiles, and pins.
 
 **Enhancements**
 
diff --git a/to-test.md b/to-test.md
index 7f7ab0c6cdc3c..43791b2d3129c 100644
--- a/to-test.md
+++ b/to-test.md
@@ -1,6 +1,12 @@
 ## 8.0
 
+### Blocks
 
+#### Pinterest
+
+This release introduces **a new Pinterest block**. This block allows you to insert various Pinterest links (pins, boards, profiles) that will be automatically converted into a Pinterest embed in your posts.
+
+To test this, try adding various Pinterest URLs (short and long), and see that they are displayed properly in the editor and on the front-end of your site.
 
 ### Others