PageRankr.gemspec in PageRankr-1.5.0 vs PageRankr.gemspec in PageRankr-1.5.1

@@ -27,13 +27,16 @@
     current_version = Gem::Specification::CURRENT_SPECIFICATION_VERSION
     s.specification_version = 3
 
     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
       s.add_runtime_dependency(%q<nokogiri>, [">= 1.4.1"])
+      s.add_runtime_dependency(%q<json>, [">= 1.4.6"])
     else
       s.add_dependency(%q<nokogiri>, [">= 1.4.1"])
+      s.add_dependency(%q<json>, [">= 1.4.6"])
     end
   else
     s.add_dependency(%q<nokogiri>, [">= 1.4.1"])
+    s.add_dependency(%q<json>, [">= 1.4.6"])
   end
 end