diff --git a/jekyll.gemspec b/jekyll.gemspec
index 50b20188..1c979018 100644
--- a/jekyll.gemspec
+++ b/jekyll.gemspec
@@ -28,7 +28,7 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency('directory_watcher', "~> 1.4.1")
   s.add_runtime_dependency('maruku', "~> 0.5")
   s.add_runtime_dependency('kramdown', "~> 1.0.2")
-  s.add_runtime_dependency('pygments.rb', "~> 0.4.2")
+  s.add_runtime_dependency('pygments.rb', "~> 0.5.0")
   s.add_runtime_dependency('commander', "~> 4.1.3")
   s.add_runtime_dependency('safe_yaml', "~> 0.7.0")
   s.add_runtime_dependency('colorator', "~> 0.1")