diff --git a/Jenkinsfile b/Jenkinsfile
index 63e7b74..d714bd1 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,5 +1,5 @@
 @Library('containerimages@test')_
 
 withContainer('foo') {
-    echo "Container ID: ${ctrId}"
+    runInContainer(ctrId, 'bar')
 }