diff --git a/Gemfile b/Gemfile
index 010e736..b323f89 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,4 +3,4 @@ source 'https://rubygems.org'
 
 gemspec
 
-gem 'rspec', '~> 3.3.0'
+gem 'rake', '< 11.0'