diff --git a/contributing.md b/contributing.md
index f32af6d..bedb4c3 100644
--- a/contributing.md
+++ b/contributing.md
@@ -12,7 +12,7 @@ This resource was made by the developers and hackers alike! We appreciate and re
 
 ## Adding to the List
 
-- Please add the content to the `README.md` file and make sure that the edited list is in alphabetical order.
+- Please add the content to the `README.md` and `tools.md` files and make sure that the edited list is in alphabetical order.
 - Submit a pull request.
 
 ## Removing from the List