diff --git a/Gemfile b/Gemfile
index 269c5e6..3a8f317 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,6 +4,10 @@ gemspec
 
 gem 'rake'
 
+group :guard do
+  gem 'guard-ronn'
+end
+
 require 'rbconfig'
 
 if RbConfig::CONFIG['target_os'] =~ /darwin/i
diff --git a/Guardfile b/Guardfile
index 826ffb6..f32757d 100644
--- a/Guardfile
+++ b/Guardfile
@@ -16,4 +16,8 @@ end
 #
 # group "exceptional" do
 #   guard :breaking
-# end
\ No newline at end of file
+# end
+
+guard 'ronn' do
+  watch(%r{^man/.+\.m(ark)?d(own)?$})
+end