middleman-xmlvalidator.gemspec in middleman-xmlvalidator-0.0.19 vs middleman-xmlvalidator.gemspec in middleman-xmlvalidator-0.0.20

@@ -21,6 +21,8 @@
 
   gem.add_development_dependency "bundler", "~> 1.3"
   gem.add_development_dependency "rake"
   gem.add_development_dependency "nokogiri", "~>1.5.6"
   gem.add_development_dependency "middleman", "~>3.0.12"
+
+  gem.add_dependency "nokogiri", "~>1.5.6"
 end