diff --git a/Jenkinsfile b/Jenkinsfile
index 3a9ca99..3b337b0 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,7 +1,7 @@
 pipeline {
     agent {
         dockerfile {
-            args "-u root -v $HOME/.cache/pipenv:/root/.cache/pipenv"
+            args '-u root -v $HOME/.cache/pipenv:/root/.cache/pipenv'
         }
     }
     environment {