diff --git a/Jenkinsfile b/Jenkinsfile
index 0cd7719..30dd121 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -84,7 +84,7 @@ spec:
 
         stage('Deploy to Kubernetes') {
             steps {
-                withKubeConfig([credentialsId: env.KUBE_CONFIG_ID]) {
+                withKubeConfig([credentialsId: "${KUBE_CONFIG_ID}"]) {
                     script {
                         sh '''
                         set -e