katapaty.gemspec in katapaty-0.5.0 vs katapaty.gemspec in katapaty-0.5.1

@@ -23,10 +23,10 @@
   spec.add_development_dependency "bundler", "~> 1.16"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency "pry-rails"
 
-  spec.add_dependency "json", "~> 1.8"
+  spec.add_dependency "json"
   spec.add_dependency "rest-client"
   spec.add_dependency "bitcoin-ruby"
   spec.add_dependency "ruby-rc4", "~> 0.1.5"
   spec.add_dependency "ffi"
 end