epubber.gemspec in epubber-0.1.0 vs epubber.gemspec in epubber-0.1.1

@@ -22,6 +22,7 @@
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "minitest"
 
   spec.add_runtime_dependency "liquid", "~> 3.0"
   spec.add_runtime_dependency "rubyzip", ">= 1.0.0"
+  spec.add_runtime_dependency "nokogiri", "~> 1.6"
 end