diff --git a/Gemfile b/Gemfile
index 660a7ff49..2b43cade3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -26,6 +26,7 @@ gem 'spreadsheet'
 gem 'ruby-ole'
 gem 'rails_kindeditor',path:'lib/rails_kindeditor'
 #gem "rmagick", ">= 2.0.0"
+gem 'binding_of_caller'
 
 group :development do
   gem 'grape-swagger'