diff --git a/app/services/git_service.rb b/app/services/git_service.rb
index d2889c034..544e830a4 100644
--- a/app/services/git_service.rb
+++ b/app/services/git_service.rb
@@ -29,7 +29,7 @@ class GitService
       https = Net::HTTP.new(uri.host, uri.port)
       https.use_ssl = root_url.start_with?('https')
       req = Net::HTTP::Post.new(uri.path, initheader = {'Content-Type' => 'text/plain;charset=utf-8'})
-      req.body = JSON.parse(params).to_s
+      req.body = params.to_json
       res = https.request(req)
       body = res.body
       logger.info("--uri_exec: .....res is #{body}")
diff --git a/app/services/jupyter_service.rb b/app/services/jupyter_service.rb
index 32c2047c4..879ac1d93 100644
--- a/app/services/jupyter_service.rb
+++ b/app/services/jupyter_service.rb
@@ -89,7 +89,7 @@ module JupyterService
             raise("获取文件内容失败：#{response.status}")
         end
 
-        content = response.body
+        content = response.body.force_encoding('utf-8')
         
         c = GitService.update_file(repo_path: shixun.repo_path,
             file_path: "01.ipynb",
@@ -117,7 +117,7 @@ module JupyterService
             raise("获取文件内容失败：#{response.status}")
         end
 
-        content = response.body
+        content = response.body.force_encoding('utf-8')
         
         c = GitService.update_file(repo_path: myshixun.repo_path,
             file_path: "01.ipynb",