diff --git a/Jenkinsfile b/Jenkinsfile
index 8b05b3b..9051367 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -5,6 +5,7 @@ pipeline {
             steps {
 				checkout([$class: 'GitSCM', branches: [[name: '*/master']], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[url: 'https://git.wmi.amu.edu.pl/s421818/s421818-mlworkshops.git']]])
 				copyArtifacts fingerprintArtifacts: true, projectName: 'ASR-eval', selector: lastSuccessful()
+				sh('chmod 755 ./line_counter.sh')
 				sh('./line_counter.sh')
 				archiveArtifacts 'liczba_linii.txt'
             }