rbs.gemspec in rbs-0.3.1 vs rbs.gemspec in rbs-0.4.0

- old
+ new

@@ -41,6 +41,7 @@
   spec.add_development_dependency "racc", "~> 1.4.16"
   spec.add_development_dependency "rubocop"
   spec.add_development_dependency "rubocop-rubycw"
   spec.add_development_dependency "minitest-reporters", "~> 1.3.6"
   spec.add_development_dependency "json", "~> 2.3.0"
+  spec.add_development_dependency "json-schema", "~> 2.8"
 end