diff --git a/build-kaniko.jenkins b/build-kaniko.jenkins
index 3a4ef0d..df427ff 100644
--- a/build-kaniko.jenkins
+++ b/build-kaniko.jenkins
@@ -32,8 +32,9 @@ podTemplate (
 
         stage ("Add Cert to Kaniko") {
             container ("kaniko") {
+                def localRootCA = functions.getLocalRootCA()
                 sh """
-                    printf '%s\\n' "${functions.getLocalRootCA}" >> /kaniko/ssl/certs/ca-certificates.crt
+                    printf '%s\\n' "${localRootCA}" >> /kaniko/ssl/certs/ca-certificates.crt
                     cp "/kaniko/ssl/certs/ca-certificates.crt" "${workspace}/kaniko-chain.crt"
                 """
             }