diff --git a/Jenkinsfile-training b/Jenkinsfile-training
index 0d9f192..61d5ad8 100644
--- a/Jenkinsfile-training
+++ b/Jenkinsfile-training
@@ -30,8 +30,8 @@ pipeline{
             steps {
                 sh "docker cp \$(docker ps -l -q):/app/model_with_data.pickle ${env.WORKSPACE}"
                 sh "docker cp \$(docker ps -l -q):/app/artifacts-sacred ${env.WORKSPACE}"
-                sh "zip -r ${env.WORKSPACE}/artifacts-sacred.zip ${env.WORKSPACE}/artifacts-sacred"
-                archiveArtifacts artifacts: 'model_with_data.pickle, artifacts-sacred.zip', fingerprint: true
+                sh "tar -czvf ${env.WORKSPACE}/artifacts-sacred.tar.gz -C ${env.WORKSPACE} artifacts-sacred"
+                archiveArtifacts artifacts: 'model_with_data.pickle, artifacts-sacred.tar.gz', fingerprint: true
             }
         }
     }