diff --git a/guard-markdown.gemspec b/guard-markdown.gemspec
index fa636e6..7dc21f7 100644
--- a/guard-markdown.gemspec
+++ b/guard-markdown.gemspec
@@ -26,4 +26,5 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rspec',   '~> 2.6'
 	s.add_development_dependency 'guard-rspec' 
 	s.add_development_dependency 'growl' 
+	s.add_development_dependency 'rake' 
 end