diff --git a/Jenkinsfile b/Jenkinsfile
index fbea7de..0e4a468 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -15,19 +15,13 @@ pipeline {
     }
     stage('Authenticate & Configure') {
       steps {
-        // Use AWS credentials directly with withCredentials
-        withCredentials([
-          [$class: 'AmazonWebServicesCredentialsBinding', 
-           credentialsId: 'jenkins-codeartifact', 
-           accessKeyVariable: 'AWS_ACCESS_KEY_ID', 
-           secretKeyVariable: 'AWS_SECRET_ACCESS_KEY']
-        ]) {
+        // Use AWS Steps Plugin to pick up your IAM user keys
+        withAWS(credentials: 'jenkins-codeartifact', region: "${AWS_REGION}") {
           script {
             // Fetch a short-lived CodeArtifact token
             env.CODEART_TOKEN = sh(
               script: """
                 aws codeartifact get-authorization-token \\
-                  --region ${AWS_REGION} \\
                   --domain ${CODEART_DOMAIN} \\
                   --domain-owner ${AWS_ACCOUNT_ID} \\
                   --query authorizationToken --output text