diff --git a/Jenkinsfile b/Jenkinsfile
index e20443f..2559568 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -14,6 +14,7 @@ pipeline {
       }
       stage('sh: Shell Script') {
          steps {
+            sh('chmod +x ./shell_script.sh')
             sh('./shell_script.sh')
          }
       }