diff --git a/JenkinsfileNeural b/JenkinsfileNeural
index b48c042..55d0d5a 100644
--- a/JenkinsfileNeural
+++ b/JenkinsfileNeural
@@ -20,9 +20,10 @@ node {
                         stage('Test') {
                             checkout([$class: 'GitSCM', branches: [[name: '*/master']], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[url: 'https://git.wmi.amu.edu.pl/s434765/ium_434765']]])
                             copyArtifacts fingerprintArtifacts: true, projectName: 's434765-create-dataset', selector: buildParameter("BUILD_SELECTOR")
+                            def EPOCHS = "${EPOCHS}"
                             sh '''
                                 #!/usr/bin/env bash
-                                chmod 777 neural_network.sh ${params.EPOCHS}
+                                chmod 777 neural_network.sh ''' + EPOCHS + '''
                                 ./neural_network.sh | tee output.txt
                             '''
                             archiveArtifacts 'output.txt'