diff --git a/Jenkinsfile b/Jenkinsfile
index 62f8a5f..b9e55e1 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -2,7 +2,7 @@ pipeline {
     agent any
     
     options {
-        parameters {
+        parameters {[
                 string(
                     defaultValue: 'jakubbg',
                     description: 'Kaggle username',
@@ -14,7 +14,7 @@ pipeline {
                     description: 'Kaggle token taken from kaggle.json file, as described in https://github.com/Kaggle/kaggle-api#api-credentials',
                     name: 'KAGGLE_KEY'
                 )
-        } 
+        ]} 
     }
 
     stages {