diff --git a/README.md b/README.md
index f561048..276bd8a 100644
--- a/README.md
+++ b/README.md
@@ -3,8 +3,8 @@
 **Donate link:** https://www.paypal.me/BrainstormForce  
 **Tags:** schema markup, structured data, rich snippets, schema.org, Microdata, schema  
 **Requires at least:** 3.7  
-**Tested up to:** 5.5  
-**Stable tag:** 1.6.3  
+**Tested up to:** 5.5.1
+**Stable tag:** 1.6.4
 **License:** GPLv2 or later  
 **License URI:** http://www.gnu.org/licenses/gpl-2.0.html  
 Boost CTR. Improve SEO & Rankings. Supports most of the content type. Works perfectly with Google, Bing, Yahoo & Facebook.
@@ -80,6 +80,11 @@ Review, Event, People, Product, Recipe, Software Application, Video, Articles et
 
 ## Changelog ##
 
+### 1.6.4 ###
+- Improvement - Hardened the security of the plugin.
+- Fixed - Reset functionality was not working in the backend settings.
+- Fixed - Console warning jquery-fn-load-is-deprecated.
+
 ### 1.6.3 ###
 - Improvement - Compatibility with WordPress 5.5.
 - Improvement - Updated the Hashchange jquery.