1 files changed, 2 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index 76ce8fd..3f7bcc2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,6 +7,8 @@ source "https://rubygems.org/"
 
 gem "mime-types-data", path: "../mime-types-data" if ENV["DEV"]
 
+gem "debug", platforms: [:mri_31]
+
 gemspec
 
 # vim: syntax=ruby