valigator-csv.gemspec in valigator-csv-2.0.1 vs valigator-csv.gemspec in valigator-csv-3.0

@@ -19,9 +19,9 @@
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
   spec.required_ruby_version = '>= 2.1'
 
-  spec.add_development_dependency "bundler", "~> 1.10"
+  spec.add_development_dependency "bundler"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec"
 end