diff --git a/readme.md b/readme.md
index 82eaeed..628e02e 100644
--- a/readme.md
+++ b/readme.md
@@ -19,6 +19,7 @@ files/directories are listed for explanation purposes.
 ├── bin/            < Executable
 ├── system/         < System configuration
 ├── user/           < User configuration
+├── CONTRIBUTING.md < Project contributing guidelines
 ├── LICENSE         < Project source code license
 └── README.md       < Project read me
 ```