diff --git a/jekyll.gemspec b/jekyll.gemspec
index 9b003330..87121b06 100644
--- a/jekyll.gemspec
+++ b/jekyll.gemspec
@@ -32,6 +32,7 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency('commander', "~> 4.1.3")
   s.add_runtime_dependency('safe_yaml', "~> 0.7.0")
   s.add_runtime_dependency('colorator', "~> 0.1")
+  s.add_runtime_dependency('redcarpet', "~> 2.2.2")
 
   s.add_development_dependency('rake', "~> 10.0.3")
   s.add_development_dependency('rdoc', "~> 3.11")
@@ -41,7 +42,6 @@ Gem::Specification.new do |s|
   s.add_development_dependency('cucumber', "~> 1.2.1", '!= 1.2.4')
   s.add_development_dependency('RedCloth', "~> 4.2")
   s.add_development_dependency('rdiscount', "~> 1.6")
-  s.add_development_dependency('redcarpet', "~> 2.2.2")
   s.add_development_dependency('launchy', "~> 2.1.2")
   s.add_development_dependency('simplecov', "~> 0.7")
   s.add_development_dependency('simplecov-gem-adapter', "~> 1.0.1")