diff --git a/temp_file/Gemfile b/temp_file/Gemfile
index 317d838..97ee3d7 100644
--- a/temp_file/Gemfile
+++ b/temp_file/Gemfile
@@ -188,7 +188,7 @@ else
   #json
   gem 'jbuilder'
   gem 'sdoc',          group: :doc
-  gem 'spring',       group: :development
+  gem 'spring', '3.1.1',      group: :development
   gem 'active_model_serializers', '~> 0.10.0'
   gem 'railties'
   gem 'rss'