relaton_jis.gemspec in relaton-jis-1.18.1 vs relaton_jis.gemspec in relaton-jis-1.19.0

@@ -33,10 +33,10 @@
   spec.executables = spec.files.grep(%r{\Aexe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
   # Uncomment to register a new dependency of your gem
   spec.add_dependency "mechanize", "~> 2.10"
-  spec.add_dependency "relaton-iso-bib", "~> 1.18.0"
+  spec.add_dependency "relaton-iso-bib", "~> 1.19.0"
 
   # For more information and examples about making a new gem, check out our
   # guide at: https://bundler.io/guides/creating_gem.html
 end