diff --git a/jekyll.gemspec b/jekyll.gemspec
index e3d74185..a891f0bb 100644
--- a/jekyll.gemspec
+++ b/jekyll.gemspec
@@ -27,7 +27,7 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency('liquid', "~> 2.5.5")
   s.add_runtime_dependency('classifier', "~> 1.3")
   s.add_runtime_dependency('listen', "~> 1.3")
-  s.add_runtime_dependency('maruku', "~> 0.7.0")
+  s.add_runtime_dependency('maruku', "0.7.0")
   s.add_runtime_dependency('pygments.rb', "~> 0.5.0")
   s.add_runtime_dependency('mercenary', "~> 0.2.0")
   s.add_runtime_dependency('safe_yaml', "~> 1.0")