diff --git a/vars/functions.groovy b/vars/functions.groovy
index 59f4ad1..901873e 100644
--- a/vars/functions.groovy
+++ b/vars/functions.groovy
@@ -15,6 +15,7 @@ spec:
     imagePullPolicy: Always
     image: ${config.repo}/library/kaniko:latest
     tty: true
+    stdin_open: true
     command:
     - /busybox/sh"""
     }