td-logger.gemspec in td-logger-0.3.25 vs td-logger.gemspec in td-logger-0.3.26

@@ -28,13 +28,18 @@
   gem.files         = `git ls-files`.split("\n")
   gem.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   gem.require_paths = ['lib']
 
-  gem.add_dependency "msgpack", [">= 0.4.4", "!= 0.5.0", "!= 0.5.1", "!= 0.5.2", "!= 0.5.3", "< 0.8.0"]
+  gem.add_dependency "msgpack", ">= 0.5.6", "< 2.0"
   gem.add_dependency "td-client", "~> 0.8.66"
-  gem.add_dependency "fluent-logger", "~> 0.5.0"
+  gem.add_dependency "fluent-logger", ">= 0.5.0", "< 2.0"
   gem.add_development_dependency 'rake', '>= 0.9.2'
   gem.add_development_dependency 'rspec', '~> 3.0'
   gem.add_development_dependency 'coveralls'
-  gem.add_development_dependency 'rack'
+  ruby_version = Gem::Version.new(RUBY_VERSION)
+  if ruby_version >= Gem::Version.new('2.2.2')
+    gem.add_development_dependency 'rack'
+  else
+    gem.add_development_dependency 'rack', '~> 1.0'
+  end
 end