diff --git a/README.md b/README.md
index 887628a..b57c0c1 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ Approach Methodology
 
 ### Introduction
 
-- [Introduction to IOT](https://en.wikipedia.org/wiki/Internet_of_things)
-- [IOT Architecture](https://www.c-sharpcorner.com/UploadFile/f88748/internet-of-things-part-2/)
+- [Introduction to IoT](https://en.wikipedia.org/wiki/Internet_of_things)
+- [IoT Architecture](https://www.c-sharpcorner.com/UploadFile/f88748/internet-of-things-part-2/)
 - [IoT attack surface](https://www.owasp.org/index.php/IoT_Attack_Surface_Areas)
-- [IoT Protocols Overview](https://www.postscapes.com/internet-of-things-protocols/) 
+- [IoT Protocols Overview](https://www.postscapes.com/internet-of-things-protocols/)