not even activemodel is necessary

Author: klobuczek

jsonapi_errorable.gemspec

@@ -18,7 +18,6 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency 'activemodel', [">= 4.1", "< 6"]
   spec.add_dependency 'jsonapi-serializable', '~> 0.1'
 
   spec.add_development_dependency "bundler", "~> 1.11"