diff --git a/.rubocop.yml b/.rubocop.yml
index b70d99a..e6a3a1e 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -2,30 +2,35 @@ AllCops:
   TargetRubyVersion: 2.3
   Exclude:
     - 'bin/**/*'
-Documentation:
-  Enabled: false
-LineLength:
-  Enabled: true
-  Max: 128
-MethodLength:
-  Max: 20
-IndentHash:
-  Enabled: false
+    - 'vendor/**/*'
 
-Layout/AlignHash:
-  Enabled: false
 Layout/EmptyLineAfterGuardClause:
   Enabled: false
+Layout/FirstHashElementIndentation:
+  Enabled: false
+Layout/HashAlignment:
+  Enabled: false
+Layout/LineLength:
+  Max: 128
 Layout/MultilineMethodCallIndentation:
   EnforcedStyle: indented
-Naming/AccessorMethodName:
-  Enabled: false
+
+Metrics/AbcSize:
+  Max: 17
 Metrics/BlockLength:
   Exclude:
     - 'spec/**/*'
+Metrics/MethodLength:
+  Max: 20
 Metrics/ParameterLists:
   Max: 6
+
+Naming/AccessorMethodName:
+  Enabled: false
+
 Style/ClassAndModuleChildren:
   Enabled: false
+Style/Documentation:
+  Enabled: false
 Style/FrozenStringLiteralComment:
   Enabled: false
diff --git a/.travis.yml b/.travis.yml
index 87d5fde..2429f4a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,5 +17,6 @@ before_script:
   - ./cc-test-reporter before-build
 script:
   - bundle exec rspec
+  - bundle exec rubocop
 after_script:
   - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT
diff --git a/Gemfile.lock b/Gemfile.lock
index 1d8a855..c615999 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -27,7 +27,7 @@ GEM
     method_source (0.9.2)
     multipart-post (2.1.1)
     parallel (1.19.1)
-    parser (2.6.5.0)
+    parser (2.7.0.1)
       ast (~> 2.4.0)
     pry (0.12.2)
       coderay (~> 1.1.0)
@@ -35,31 +35,29 @@ GEM
     pry-byebug (3.7.0)
       byebug (~> 11.0)
       pry (~> 0.10)
-    psych (3.1.0)
-    public_suffix (4.0.1)
+    public_suffix (4.0.2)
     rainbow (3.0.0)
     rake (12.3.3)
     rspec (3.9.0)
       rspec-core (~> 3.9.0)
       rspec-expectations (~> 3.9.0)
       rspec-mocks (~> 3.9.0)
-    rspec-core (3.9.0)
-      rspec-support (~> 3.9.0)
+    rspec-core (3.9.1)
+      rspec-support (~> 3.9.1)
     rspec-expectations (3.9.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
-    rspec-mocks (3.9.0)
+    rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
-    rspec-support (3.9.0)
-    rubocop (0.66.0)
+    rspec-support (3.9.2)
+    rubocop (0.78.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
-      parser (>= 2.5, != 2.5.1.1)
-      psych (>= 3.1.0)
+      parser (>= 2.6)
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 1.6)
+      unicode-display_width (>= 1.4.0, < 1.7)
     ruby-progressbar (1.10.1)
     safe_yaml (1.0.5)
     simplecov (0.17.1)
@@ -67,7 +65,7 @@ GEM
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
-    unicode-display_width (1.5.0)
+    unicode-display_width (1.6.0)
     webmock (3.7.6)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
@@ -82,7 +80,7 @@ DEPENDENCIES
   pry-byebug (~> 3.7)
   rake (~> 12.3)
   rspec (~> 3.2)
-  rubocop (~> 0.66.0)
+  rubocop (~> 0.78.0)
   simplecov (~> 0.17.1)
   webmock (~> 3.1)
 
diff --git a/mrkt.gemspec b/mrkt.gemspec
index 0c2b9ca..a74712e 100644
--- a/mrkt.gemspec
+++ b/mrkt.gemspec
@@ -23,10 +23,10 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'faraday_middleware', '> 0.9.0', '< 0.16.0'
 
   spec.add_development_dependency 'bundler', '~> 1.3'
-  spec.add_development_dependency 'simplecov', '~> 0.17.1'
   spec.add_development_dependency 'pry-byebug', '~> 3.7'
   spec.add_development_dependency 'rake', '~> 12.3'
   spec.add_development_dependency 'rspec', '~> 3.2'
-  spec.add_development_dependency 'rubocop', '~> 0.66.0'
+  spec.add_development_dependency 'rubocop', '~> 0.78.0'
+  spec.add_development_dependency 'simplecov', '~> 0.17.1'
   spec.add_development_dependency 'webmock', '~> 3.1'
 end
diff --git a/spec/concerns/import_leads_spec.rb b/spec/concerns/import_leads_spec.rb
index b990eb8..b8c222a 100644
--- a/spec/concerns/import_leads_spec.rb
+++ b/spec/concerns/import_leads_spec.rb
@@ -5,7 +5,7 @@
   include_context 'initialized client'
 
   describe '#import_lead' do
-    let(:tempfile) { Tempfile.new(['import-leads', 'csv']) }
+    let(:tempfile) { Tempfile.new(%w[import-leads csv]) }
     let(:response_stub) do
       {
         requestId: 'c245#14cd6830ae2',
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 298c23c..c163195 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -8,7 +8,9 @@
 
 require 'mrkt'
 
-Dir[File.expand_path('spec/support/**/*.rb')].each { |f| require f }
+Dir[File.expand_path('spec/support/**/*.rb')].sort.each do |file|
+  require file
+end
 
 RSpec.configure do |config|
   config.default_formatter = :doc if config.files_to_run.one?
diff --git a/spec/support/webmock.rb b/spec/support/webmock.rb
index f85d57f..06157ca 100644
--- a/spec/support/webmock.rb
+++ b/spec/support/webmock.rb
@@ -1,6 +1,6 @@
 require 'webmock/rspec'
 
-RSpec.configure do |config|
+RSpec.configure do
   def json_stub(content_stub)
     {
       headers: { content_type: 'application/json' },