diff --git a/Jenkinsfile b/Jenkinsfile
index 1844731..c5fa6dd 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -9,6 +9,7 @@ pipeline {
       stage('Build') {
         steps {
           checkout scm
+          sh 'ls'
           sh './mvnw compile'
         }
       }