diff --git a/Gemfile b/Gemfile
index e3737110..dc3dacb4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,5 @@
-source 'https://gems.ruby-china.com'
+#source 'https://gems.ruby-china.com'
+source 'https://mirrors.cloud.tencent.com/rubygems/'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 gem 'rails', '~> 5.2.0'
@@ -22,7 +23,7 @@ gem 'chinese_pinyin'
 gem 'rack-cors'
 gem 'redis-rails'
 gem 'roo-xls'
-gem 'simple_xlsx_reader'
+gem 'simple_xlsx_reader', '~>1.0.4'
 
 gem 'rubyzip'
 
@@ -52,7 +53,7 @@ gem 'acts_as_list'
 gem 'omniauth-cas'
 
 # profiler Middleware
-gem 'rack-mini-profiler'
+# gem 'rack-mini-profiler'
 
 # object-based searching
 gem 'ransack'