diff --git a/readme.txt b/readme.txt
index c63dfc5a..6143c439 100644
--- a/readme.txt
+++ b/readme.txt
@@ -159,11 +159,14 @@ The plugin works with popular caching plugins by automatically excluding Ultimat
 
 * Enhancements:
   - Added: `um_scripts.max_upload_size` localized variable getting from `wp_max_upload_size()`
+  - Updated: dropdown.js library to make the stable working
 
 * Templates required update:
   - members.php
   - members-list.php
 
+* Cached and optimized/minified assets(JS/CSS) must be flushed/re-generated after upgrade
+
 = 2.1.20: May 7, 2021 =
 
 * Enhancements: