diff --git a/lib/oto/application.dart b/lib/oto/application.dart
index b5b6357..6f9cb74 100644
--- a/lib/oto/application.dart
+++ b/lib/oto/application.dart
@@ -55,6 +55,7 @@ class Application {
             '/C',
             '${Directory.current.path}/assets/script/batch/jenkins_env_params.bat'
           ]).then((ProcessResult result) => jsonStr = result.stdout);
+          jsonStr = jsonStr.substring(jsonStr.indexOf('{'));
           jsonStr = jsonStr.replaceAll('\\', '/');
           jenkinsMap = getMapFromJson(jsonStr);
         } else {