diff --git a/Gemfile b/Gemfile
index fa75df1..b4e2a20 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,3 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 gemspec
diff --git a/clock.gemspec b/clock.gemspec
index 0f50c01..ce94f66 100644
--- a/clock.gemspec
+++ b/clock.gemspec
@@ -1,21 +1,21 @@
 # -*- encoding: utf-8 -*-
 Gem::Specification.new do |s|
-  s.name = 'evt-clock'
-  s.summary = 'Clock interface with support for UTC and local timezones, timezone coercion, and dependency substitution'
-  s.version = '2.4.0.0'
-  s.description = ' '
+  s.name = "evt-clock"
+  s.summary = "Clock interface with support for UTC and local timezones, timezone coercion, and dependency substitution"
+  s.version = "2.4.0.0"
+  s.description = " "
 
-  s.authors = ['The Eventide Project']
-  s.email = 'opensource@eventide-project.org'
-  s.homepage = 'https://github.com/eventide-project/clock'
-  s.licenses = ['MIT']
+  s.authors = ["The Eventide Project"]
+  s.email = "opensource@eventide-project.org"
+  s.homepage = "https://github.com/eventide-project/clock"
+  s.licenses = ["MIT"]
 
-  s.require_paths = ['lib']
-  s.files = Dir.glob('{lib}/**/*')
+  s.require_paths = ["lib"]
+  s.files = Dir.glob("{lib}/**/*")
   s.platform = Gem::Platform::RUBY
-  s.required_ruby_version = '>= 2.3.3'
+  s.required_ruby_version = ">= 2.3.3"
 
-  s.add_runtime_dependency 'evt-mimic'
+  s.add_runtime_dependency "evt-mimic"
 
-  s.add_development_dependency 'test_bench'
+  s.add_development_dependency "test_bench"
 end
diff --git a/init.rb b/init.rb
index 92b5dc7..5fbc90b 100644
--- a/init.rb
+++ b/init.rb
@@ -1,3 +1,3 @@
-require_relative './load_path'
+require_relative "./load_path"
 
-require 'clock'
+require "clock"
diff --git a/lib/clock.rb b/lib/clock.rb
index eb32eec..c17dace 100644
--- a/lib/clock.rb
+++ b/lib/clock.rb
@@ -1,8 +1,8 @@
-require 'time'
-require 'ostruct'
-require 'mimic'
+require "time"
+require "ostruct"
+require "mimic"
 
-require 'clock/clock'
-require 'clock/substitute'
-require 'clock/utc'
-require 'clock/local'
+require "clock/clock"
+require "clock/substitute"
+require "clock/utc"
+require "clock/local"
diff --git a/lib/clock/controls.rb b/lib/clock/controls.rb
index 383a063..bd17472 100644
--- a/lib/clock/controls.rb
+++ b/lib/clock/controls.rb
@@ -1,2 +1,2 @@
-require 'clock/controls/time'
-require 'clock/controls/time/offset'
+require "clock/controls/time"
+require "clock/controls/time/offset"
diff --git a/load_path.rb b/load_path.rb
index 4f7ebf2..69ebac3 100644
--- a/load_path.rb
+++ b/load_path.rb
@@ -1,4 +1,4 @@
-bundler_standalone_loader = 'gems/bundler/setup'
+bundler_standalone_loader = "gems/bundler/setup"
 
 begin
   require_relative bundler_standalone_loader
@@ -8,10 +8,10 @@
   Bundler.require
 end
 
-lib_dir = File.expand_path('lib', __dir__)
+lib_dir = File.expand_path("lib", __dir__)
 $LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir)
 
-libraries_dir = ENV['LIBRARIES_HOME']
+libraries_dir = ENV["LIBRARIES_HOME"]
 unless libraries_dir.nil?
   libraries_dir = File.expand_path(libraries_dir)
   $LOAD_PATH.unshift libraries_dir unless $LOAD_PATH.include?(libraries_dir)
diff --git a/test/automated.rb b/test/automated.rb
index 9a08835..94c1b1e 100644
--- a/test/automated.rb
+++ b/test/automated.rb
@@ -1,6 +1,6 @@
-require_relative './test_init'
+require_relative "./test_init"
 
 TestBench::Run.(
-  'test/automated',
-  exclude: '{_*,*sketch*,*_init,*_tests}.rb'
+  "test/automated",
+  exclude: "{_*,*sketch*,*_init,*_tests}.rb"
 ) or exit(false)
diff --git a/test/automated/automated_init.rb b/test/automated/automated_init.rb
index 234d86f..b08419e 100644
--- a/test/automated/automated_init.rb
+++ b/test/automated/automated_init.rb
@@ -1,2 +1,2 @@
-require_relative '../test_init'
+require_relative "../test_init"
 
diff --git a/test/automated/clock.rb b/test/automated/clock.rb
index b2257be..f9cb1af 100644
--- a/test/automated/clock.rb
+++ b/test/automated/clock.rb
@@ -1,4 +1,4 @@
-require_relative 'automated_init'
+require_relative "automated_init"
 
 context "Clock" do
   now = Time.now
diff --git a/test/automated/elapsed_milliseconds.rb b/test/automated/elapsed_milliseconds.rb
index 4059abd..38e8de8 100644
--- a/test/automated/elapsed_milliseconds.rb
+++ b/test/automated/elapsed_milliseconds.rb
@@ -1,4 +1,4 @@
-require_relative 'automated_init'
+require_relative "automated_init"
 
 context "Clock" do
   context "Elapsed milliseconds" do
diff --git a/test/automated/local.rb b/test/automated/local.rb
index ca4adcf..8685629 100644
--- a/test/automated/local.rb
+++ b/test/automated/local.rb
@@ -1,4 +1,4 @@
-require_relative 'automated_init'
+require_relative "automated_init"
 
 context "Local clock" do
   now = Time.now
diff --git a/test/automated/substitute/iso8601_precision.rb b/test/automated/substitute/iso8601_precision.rb
index 254f2b4..601bb30 100644
--- a/test/automated/substitute/iso8601_precision.rb
+++ b/test/automated/substitute/iso8601_precision.rb
@@ -1,4 +1,4 @@
-require_relative '../automated_init'
+require_relative "../automated_init"
 
 context "Substitute clock" do
   context "ISO8601 Precision" do
diff --git a/test/automated/substitute/substitute.rb b/test/automated/substitute/substitute.rb
index 830b011..60e421a 100644
--- a/test/automated/substitute/substitute.rb
+++ b/test/automated/substitute/substitute.rb
@@ -1,4 +1,4 @@
-require_relative '../automated_init'
+require_relative "../automated_init"
 
 context "Substitute clock" do
   context "No assigned time" do
diff --git a/test/automated/utc.rb b/test/automated/utc.rb
index c076a78..022feb5 100644
--- a/test/automated/utc.rb
+++ b/test/automated/utc.rb
@@ -1,4 +1,4 @@
-require_relative 'automated_init'
+require_relative "automated_init"
 
 context "UTC clock" do
   now = Time.now.utc
diff --git a/test/test_init.rb b/test/test_init.rb
index f794496..312a830 100644
--- a/test/test_init.rb
+++ b/test/test_init.rb
@@ -1,13 +1,13 @@
-ENV['CONSOLE_DEVICE'] ||= 'stdout'
-ENV['LOG_COLOR'] ||= 'on'
-ENV['LOG_LEVEL'] ||= 'trace'
+ENV["CONSOLE_DEVICE"] ||= "stdout"
+ENV["LOG_COLOR"] ||= "on"
+ENV["LOG_LEVEL"] ||= "trace"
 
 puts RUBY_DESCRIPTION
 
-require_relative '../init.rb'
+require_relative "../init.rb"
 
-require 'clock/controls'
+require "clock/controls"
 
-require 'test_bench'; TestBench.activate
+require "test_bench"; TestBench.activate
 
-require 'pp'
+require "pp"