diff --git a/README.md b/README.md
index 2a32977..b7f393c 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ Open source project Nadia Rule/Policy Engine with React.js and Spring.
 This project is based on original project [Nadia Rule/Inference Engine.](https://github.com/DeanLee77/Nadia).
 <br/>
 <br/>
-Video is also avaiable at [NADIA Policy / Business rules Engine from NExST.R&DLabs](https://youtu.be/xyWjscJ3LxI) <br/>
+Video is also available at [NADIA Policy / Business rules Engine from NExST.R&DLabs](https://youtu.be/xyWjscJ3LxI) <br/>
 or <br/>
 another link is [ Introduction of NADIA Policy / Business rules Engine from NExST.R&DLabs.](https://youtu.be/O-itMgYHRvc)