diff --git a/app/services/jupyter_service.rb b/app/services/jupyter_service.rb
index 66869d275..2d43a0987 100644
--- a/app/services/jupyter_service.rb
+++ b/app/services/jupyter_service.rb
@@ -53,7 +53,7 @@ module JupyterService
             params = { tpiID: tpiID, 
                        identifier: shixun.identifier,
                        myshixunIdentifier: myshixun.identifier,
-                       gitUrl: giturl,
+                       gitUrl: gitUrl,
                        needMount: mount,
                        :containers => "#{Base64.urlsafe_encode64(shixun_container_limit(shixun))}"}
             res = uri_post uri, params