relaton_ietf.gemspec in relaton-ietf-1.17.0 vs relaton_ietf.gemspec in relaton-ietf-1.18.0

@@ -27,8 +27,8 @@
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
   spec.required_ruby_version = Gem::Requirement.new(">= 2.7.0")
 
-  spec.add_dependency "relaton-bib", "~> 1.17.0"
+  spec.add_dependency "relaton-bib", "~> 1.18.0"
   spec.add_dependency "relaton-index", "~> 0.2.3"
 end