diff --git a/Jenkinsfile b/Jenkinsfile
index 8ca2803e..0ed1b18b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -5,7 +5,6 @@ def BRANCH_ENV = [
     master: 'production'
 ]
 def remote = [:]
-def changesFile
 
 node {
     stage('Setup') {
@@ -43,19 +42,12 @@ pipeline {
                     files.each { file -> env.CHANGES_FILE = file.name }
                 }
 
-                withCredentials([sshUserPrivateKey(
-                    credentialsId: 'jenkins-agent',
-                    keyFileVariable: 'KEY_FILE'
-                )]) {
-                    sh 'eval "$(ssh-agent -s)"'
-                    sh 'ssh-add "$KEY_FILE"'
-
+                sshagent(credentials: ['jenkins-agent']) {
                     configFileProvider([
                         configFile(fileId: "dput.cf",
                         variable: 'DPUT_CONFIG')
                     ]) {
                         echo env.DPUT_CONFIG
-                        echo env.KEY_FILE
                         echo env.CHANGES_FILE
                         sh 'dput --config "$DPUT_CONFIG" verdnatura "$CHANGES_FILE"'
                     }