diff --git a/app/services/jupyter_service.rb b/app/services/jupyter_service.rb
index c9fdc71bc..109c8bec6 100644
--- a/app/services/jupyter_service.rb
+++ b/app/services/jupyter_service.rb
@@ -91,7 +91,7 @@ module JupyterService
 
         content = response.body
         
-        c = GitService.update_file(repo_path: @shixun.repo_path,
+        c = GitService.update_file(repo_path: shixun.repo_path,
             file_path: "01.ipynb",
             message: message,
             content: content,
@@ -130,4 +130,4 @@ module JupyterService
     end
 
 
-end
\ No newline at end of file
+end