diff --git a/README.textile b/README.textile
index 18700044..51b3d3ea 100644
--- a/README.textile
+++ b/README.textile
@@ -21,7 +21,7 @@ h2. Diving In
 
 h2. Dependencies
 
-* RedCloth 4.1.0: Textile support. This version obeys @notextile@ tags. The latest version will still work, but tests will fail.
+* RedCloth: Textile support.
 * Liquid: Templating system
 * Classifier: Generating related posts
 * Maruku: Default markdown engine
diff --git a/Rakefile b/Rakefile
index f46e8f6a..ceea1cea 100644
--- a/Rakefile
+++ b/Rakefile
@@ -15,7 +15,7 @@ begin
     s.rubyforge_project = "jekyll"
     s.files.exclude 'test/dest'
     s.test_files.exclude 'test/dest'
-    s.add_dependency('RedCloth', '= 4.1.0')
+    s.add_dependency('RedCloth', '>= 4.2.1')
     s.add_dependency('liquid', '>= 1.9.0')
     s.add_dependency('classifier', '>= 1.3.1')
     s.add_dependency('maruku', '>= 0.5.9')
diff --git a/test/helper.rb b/test/helper.rb
index 2988faee..f2fd5afb 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -1,5 +1,5 @@
 require 'rubygems'
-gem 'RedCloth', '= 4.1.0'
+gem 'RedCloth', '= 4.2.1'
 
 require File.join(File.dirname(__FILE__), *%w[.. lib jekyll])