diff --git a/Jenkinsfile b/Jenkinsfile
index 95356ad..a125b3b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -24,11 +24,14 @@ pipeline {
         }
         stage('Unit Test') {
             steps {
-                for (int i = 0 ; i < 60; i++) {
+                script {
+                    for (int i = 0 ; i < 60; i++) {
                     echo "${i + 1}"
                     sleep 1
-                }
-                sh "mvn test"
+                    }
+
+                    sh "mvn test"
+                }          
             }
         }
     }