diff --git a/Jenkinsfile b/Jenkinsfile
index 2d76055..3369b19 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -4,7 +4,7 @@ pipeline {
         properties([
             parameters([
                 string(
-                    defaultValue: 'maciejsobkowiak,
+                    defaultValue: 'maciejsobkowiak',
                     description: 'Kaggle username',
                     name: 'KAGGLE_USERNAME',
                     trim: false