diff --git a/README.md b/README.md
index 9a65dcf..21492cb 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 ## todo list :
 
-- **builtins**
-	- echo
+- **builtins :**
+	- ~~echo~~
 	- echo -n
 	- cd <relative path>
 	- cd <absolute path>
@@ -9,9 +9,9 @@
 	- export
 	- unset
 	- env
-	- exit
-- ' _ignore any special characters_ [ressource](https://linuxhandbook.com/quotes-in-bash/)
-- " _ignore any special characters except '$'_
+	- ~~exit~~
+- '  _(ignore any special characters)_ --> [ressource](https://linuxhandbook.com/quotes-in-bash/)
+- "  _(ignore any special characters except '$')_
 - 
 - 
 -