diff --git a/Jenkinsfile b/Jenkinsfile
index 269cd38..890f3b0 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -14,6 +14,7 @@ pipeline {
             }
         }
         stage('Check') {
+            // Security check.
             steps {
                 sh 'python -m pipenv run bandit -r .'
             }