diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 0ca7459..362cafb 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -42,6 +42,7 @@ composer update
 ```sh 
 vendor/bin/phpunit 
 ```
+- Make sure unit tests are passed on pipeline after your updates.
 - Check the codebase to ensure that your feature doesn't already exist.
 - Check the pull requests to ensure that another person hasn't already submitted the feature or fix.
 - Send pull request to dev branch only.