unibits.gemspec in unibits-2.7.0 vs unibits.gemspec in unibits-2.8.0

@@ -16,12 +16,12 @@
   gem.executables   = gem.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.require_paths = ["lib"]
 
   gem.add_dependency 'paint', '>= 0.9', '< 3.0'
-  gem.add_dependency 'unicode-display_width', '~> 1.4'
+  gem.add_dependency 'unicode-display_width', '~> 1.5'
   gem.add_dependency 'symbolify', '~> 1.3'
-  gem.add_dependency 'characteristics', '>= 0.8'
+  gem.add_dependency 'characteristics', '~> 1.2'
   gem.add_dependency 'rationalist', '~> 2.0'
 
   gem.required_ruby_version = "~> 2.0"
 end