diff --git a/README.md b/README.md
index 54f1dfcb93ff2bff516240a40eca493a8e8ed31b..02a08b21e354ab18db8fd64b76c5a9da9153b67e 100644
--- a/README.md
+++ b/README.md
@@ -71,6 +71,15 @@
 - [Linux Command for Windows](http://unxutils.sourceforge.net/)
 - [Git Bash](https://gitforwindows.org/)
 
+# DNS 
+
+Flush dns :
+
+```
+ipconfig /flushdns
+```
+
+
 
 # ClearType