diff --git a/Jenkinsfile b/Jenkinsfile
index e53177f..5d3ad43 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -4,7 +4,7 @@ kind: Pod
 spec:
   containers:
   - name: kaniko
-    image: gcr.io/kaniko-project/executor:debug
+    image: gcr.io/kaniko-project/executor@sha256:f652f28537fa76e8f4f9393de13a064f0206003c451ce2ad6e4359fd5a21acbc
     imagePullPolicy: Always
     command:
     - /busybox/cat