diff --git a/middleman-breadcrumbs.gemspec b/middleman-breadcrumbs.gemspec
index a4c0989..be05b13 100644
--- a/middleman-breadcrumbs.gemspec
+++ b/middleman-breadcrumbs.gemspec
@@ -1,30 +1,30 @@
 $:.push File.expand_path("../lib", __FILE__)
-require "middleman-breadcrumbs/version"
+require 'middleman-breadcrumbs/version'
 
 Gem::Specification.new do |s|
-  s.name        = "middleman-breadcrumbs"
+  s.name        = 'middleman-breadcrumbs'
   s.version     = BreadcrumbsVersion::VERSION
   s.platform    = Gem::Platform::RUBY
-  s.authors     = ["Marnen Laibow-Koser"]
-  s.email       = ["marnen@marnen.org"]
-  s.homepage    = "http://github.com/marnen/middleman-breadcrumbs"
+  s.authors     = ['Marnen Laibow-Koser']
+  s.email       = ['marnen@marnen.org']
+  s.homepage    = 'http://github.com/marnen/middleman-breadcrumbs'
   s.summary     = %q{Breadcrumbs helper for Middleman}
   s.description = %q{Breadcrumbs helper for Middleman}
   s.license = 'MIT'
 
   s.required_ruby_version = '>= 2.0'
 
-  s.add_runtime_dependency "middleman", '>= 4.0.0'
+  s.add_runtime_dependency 'middleman', '>= 4.0.0'
   [
     'byebug',
     ['guard', '>= 2.10.5'],
     'guard-minitest',
     ['faker', '~> 1.5.0'],
     'rake'
-  ].each {|gem| s.add_development_dependency *gem }
+  ].each { |gem| s.add_development_dependency(*gem) }
 
   s.files         = `git ls-files`.split("\n") - %w(.gitignore .hound.yml .hound.ruby.yml .travis.yml)
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   s.executables   = []
-  s.require_paths = ["lib"]
+  s.require_paths = ['lib']
 end