diff --git a/Jenkinsfile b/Jenkinsfile
index 049d57e..cb6b20e 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -10,7 +10,7 @@ pipeline {
         stage('Test'){
             steps {
 				sh '''
-					find bin/test -name "*.class" | sed \'s/bin\\///\' | sed \'s/\\.class//\' | tr \'/\' \'.\' | xargs -I {} java -cp ./bin:/tool/junit4/\\* org.junit.runner.JUnitCore {}
+					find bin/test -name "*.class" | sed \'s/bin\\///\' | sed \'s/\\.class//\' | tr \'/\' \'.\' | xargs -I {} java -cp ./bin:/tool/junit4/\\\\* org.junit.runner.JUnitCore {}
 				'''
             }
         }