diff --git a/Gemfile b/Gemfile
index 1b7d478f18..97605e32b5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -41,7 +41,7 @@ platforms :mri_18 do
 end
 
 platforms :mri_19 do
-  gem "ruby-debug19", :require => "ruby-debug" unless ENV['TRAVIS']
+  gem "ruby-debug19", :require => "ruby-debug" unless ENV['TRAVIS'] || RUBY_VERSION >= "2.0"
 end
 
 platforms :mri do