diff --git a/Jenkinsfile b/Jenkinsfile
index eb94e6e..1a0f9e9 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -11,6 +11,7 @@ pipeline {
         stage('sh: Shell Script') {
             steps {
                 sh 'chmod +x avocado-preprocessing.sh'
+                sh 'chmod +x ./avocado-preprocessing.sh'
                 sh './avocado-preprocessing.sh ${CUTOFF}'
             }
         }