licensed.gemspec in licensed-3.7.2 vs licensed.gemspec in licensed-3.7.3

@@ -29,9 +29,10 @@
   spec.add_dependency "tomlrb", ">= 1.2", "< 3.0"
   spec.add_dependency "bundler", ">= 1.10"
   spec.add_dependency "ruby-xxHash", "~> 0.4"
   spec.add_dependency "parallel", ">= 0.18.0"
   spec.add_dependency "reverse_markdown", ">= 1", "< 3"
+  spec.add_dependency "json", ">= 2.6.2"
 
   spec.add_development_dependency "rake", ">= 12.3.3"
   spec.add_development_dependency "minitest", "~> 5.8"
   spec.add_development_dependency "mocha", "~> 1.0"
   spec.add_development_dependency "rubocop", "~> 1.26", "< 1.27"