asciidoctor-iso.gemspec in asciidoctor-iso-0.9.6 vs asciidoctor-iso.gemspec in asciidoctor-iso-0.9.7

@@ -29,11 +29,11 @@
 
   spec.add_dependency "asciidoctor", "~> 1.5.7"
   spec.add_dependency "ruby-jing"
   spec.add_dependency "isodoc", ">= 0.8"
   spec.add_dependency "iev", "~> 0.1.0"
-  spec.add_dependency "relaton", "~> 0.0.1"
+  spec.add_dependency "relaton", "~> 0.1.1"
 
   spec.add_development_dependency "bundler", "~> 1.15"
   spec.add_development_dependency "byebug", "~> 9.1"
   spec.add_development_dependency "equivalent-xml", "~> 0.6"
   spec.add_development_dependency "guard", "~> 2.14"
@@ -42,6 +42,7 @@
   spec.add_development_dependency "rspec", "~> 3.6"
   spec.add_development_dependency "rubocop", "~> 0.50"
   spec.add_development_dependency "simplecov", "~> 0.15"
   spec.add_development_dependency "timecop", "~> 0.9"
   spec.add_development_dependency "metanorma", "~> 0.2.6"
+  spec.add_development_dependency "isobib", "~> 0.2.0"
 end