diff --git a/README.md b/README.md
index b74299b..bc33b50 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # netbox-interface-sync
 ## Overview
 This plugin allows you to compare and synchronize interfaces between devices and device types in NetBox 4. It can be useful for finding and correcting inconsistencies between interfaces.  
-Tested with NetBox version 4.0
+Tested with NetBox versions 4.0.0, 4.0.1, 4.0.2
 ## Installation
 If your NetBox installation uses virtualenv, activate it like this:
 ```