diff --git a/JenkinsfileEval b/JenkinsfileEval
index f764b45..d0d0370 100644
--- a/JenkinsfileEval
+++ b/JenkinsfileEval
@@ -1,9 +1,15 @@
 node {
  stage('Preparation') {
+        steps {
     checkout scm
-     copyArtifacts projectName: 's470618-metrics', filter: 'metrics.txt', fingerprintArtifacts: true, selector: lastSuccessful(), optional: true, target: './train-eval'
-     copyArtifacts projectName: 's470618-training', filter: '*.pt', fingerprintArtifacts: true, selector: lastSuccessful(), target: '.'
- }
+    script {
+            if (currentBuild.previousBuild) {
+                    copyArtifacts projectName: currentBuild.projectName, filter: 'metrics.txt', fingerprintArtifacts: true, selector: lastSuccessful(), optional: true, target: './train-eval'
+                }
+            }
+     copyArtifacts projectName: 's470618-training', filter: '*.pt', fingerprintArtifacts: true, selector: lastSuccessful(), target: './train-eval'
+                       }
+                       }
  stage('Evaluate metrics') {
             sh "pip install matplotlib"
             sh "cd train-eval && ./eval.py"