diff --git a/lib/tasks/batch_add_issues.rake b/lib/tasks/batch_add_issues.rake
index b30925f31..6340899d2 100644
--- a/lib/tasks/batch_add_issues.rake
+++ b/lib/tasks/batch_add_issues.rake
@@ -144,6 +144,7 @@ namespace :batch_add_issues do
     if total_count > 100
       total_page =  (total_count / 100) + 1
       total_page.times do |i|
+        sleep 30.seconds
         add_github_issues_to_project(project, i + 1 + count)
       end
     else
@@ -218,6 +219,7 @@ namespace :batch_add_issues do
       end
 
       issue_number = issue['number']
+      sleep 3.seconds
       # comment_api_url = "https://gitee.com/api/v5/repos/mindspore/mindspore/issues/#{issue_number}/comments?access_token=96a637aa055f15056e77e3cf11a67525&page=1&per_page=100&order=asc"
       comment_api_url = "https://api.github.com/repos/OpenXiangShan/XiangShan/issues/#{issue_number}/comments?page=1&per_page=100"
       comment_uri = URI.parse(comment_api_url)