diff --git a/README.md b/README.md
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+++ b/README.md
@@ -25,7 +25,7 @@ Approach Methodology
 - 
 
 
-  #### INTRODUCTION
+  ### 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/