diff --git a/Jenkinsfile b/Jenkinsfile
index 16da01fb..2c5f9f27 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,7 +1,7 @@
 node ('xretorch-agent') {
     stage('test') {
         checkout scm
-        sh sleep 10
+        sh "sleep 10"
         sh "mvn test"
     }
 }
\ No newline at end of file