diff --git a/Jenkins/Jenkinsfile.evaluation b/Jenkins/Jenkinsfile.evaluation
index 3b2f72d..eb6bb16 100644
--- a/Jenkins/Jenkinsfile.evaluation
+++ b/Jenkins/Jenkinsfile.evaluation
@@ -12,10 +12,10 @@ node {
                     name: 'BRANCH',
                     type: 'PT_BRANCH'
                 ),
-                string(
-                    defaultValue: "0",
-                    description: 'BUILD_NR',
-                    name: 'BUILD_NR'
+                buildSelector(
+                    defaultSelector: upstream(),
+                    description: 'Which build to use for copying artifacts',
+                    name: 'BUILD_SELECTOR'
                 ),
                 string(
                     defaultValue: ".,14000,1,50,100",
@@ -30,15 +30,15 @@ node {
             copyArtifacts filter: 'test_data.csv', fingerprintArtifacts: true, projectName: 's444452-create-dataset'
             git branch: "${params.BRANCH}", url: 'https://git.wmi.amu.edu.pl/s444452/ium_444452.git'
             copyArtifacts filter: 'neural_network_evaluation.csv', projectName: "s444452-evaluation/${BRANCH}/", optional: true
-            copyArtifacts filter: 'model/neural_net', projectName: "s444452-training/${BRANCH}/"
+            copyArtifacts filter: 'model/neural_net', projectName: "s444452-training/${BRANCH}/", selector: buildParameter('BUILD_SELECTOR')
         }
         stage('Run script') {
-            withEnv(["TEST_PARAMS=${params.TEST_PARAMS}"]) {
-                sh "python3 Scripts/evaluate_neural_network.py ${params.BUILD_NR} $TEST_PARAMS"
+            withEnv(["TEST_PARAMS=${params.TEST_PARAMS}", "BUILD_NR=${params.BUILD_SELECTOR}"]) {
+                sh "python3 Scripts/evaluate_neural_network.py $BUILD_NR $TEST_PARAMS"
             }
         }
         stage('Archive artifacts') {
-            archiveArtifacts "neural_network_evaluation.csv, evaluation.png"
+            archiveArtifacts "neural_network_evaluation.csv, evaluation.png", onlyIfSuccessful: true
         }
         }
     } catch (e) {
diff --git a/Jenkins/Jenkinsfile.training b/Jenkins/Jenkinsfile.training
index a6b2814..3b8c01c 100644
--- a/Jenkins/Jenkinsfile.training
+++ b/Jenkins/Jenkinsfile.training
@@ -41,7 +41,7 @@ def notifyBuild(String buildStatus = 'STARTED') {
     def details = "Build nr: ${env.BUILD_NUMBER}, status: ${buildStatus} \n url: ${env.BUILD_URL} \n build params: ${params.TRAIN_PARAMS}"
 
     if (buildStatus == 'SUCCESS') {
-        build job: 's444452-evaluation', parameters: [gitParameter(name: "BRANCH", value: "${env.BRANCH_NAME}"), string(name: "TEST_PARAMS",  value: "${params.TRAIN_PARAMS}"), string(name: "BUILD_NR",  value: "${env.BUILD_NR}")], wait: false
+        build job: 's444452-evaluation/master', parameters: [string(name: "TEST_PARAMS",  value: "${params.TRAIN_PARAMS}")], wait: false
     }
 
     emailext (