diff --git a/.gitignore b/.gitignore
index 7c0d341..b014a3c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 /.bundle/
 /.yardoc
 /Gemfile.lock
+/gemfiles/*.gemfile.lock
 /_yardoc/
 /coverage/
 /doc/
@@ -8,3 +9,6 @@
 /spec/reports/
 /tmp/
 /spec/dummy/db/*.sqlite3
+*.gem
+.rspec_status
+.idea/
diff --git a/.rubocop.yml b/.rubocop.yml
index 6bcf4d5..78e3c8a 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -3,10 +3,11 @@ AllCops:
   DisplayCopNames:    true
   DisplayStyleGuide:  true
   StyleGuideCopsOnly: true
-  TargetRubyVersion:  2.3
+  TargetRubyVersion:  2.6
   Exclude:
     - spec/dummy/db/schema.rb
-
+    - vendor/bundle/**/*
+    - gemfiles/vendor/**/*
 Metrics/ParameterLists:
   Max: 5
 
@@ -14,7 +15,7 @@ Style/Alias:
   Enabled: false
 
 Style/ClassAndModuleChildren:
-  EnforcedStyle: compact
+  Enabled: false
 
 Style/FileName:
   Enabled: false
diff --git a/.travis.yml b/.travis.yml
index e88c00b..6f2aff7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,16 +2,27 @@
 sudo:     false
 language: ruby
 cache:    bundler
+before_install:
+  - gem update --system
+  - gem uninstall -v '>= 1' -i $(rvm gemdir)@global -ax bundler || true
+  - gem install bundler -v 1.3.0
+  - gem update --system
 script:
   - bundle exec rake
 rvm:
-  - 2.3.0
+  - 2.3
+  - 2.6
   - ruby-head
 gemfile:
   - gemfiles/rails_4.2.gemfile
   - gemfiles/rails_5.0.gemfile
   - gemfiles/rails_5.1.gemfile
-before_install: gem install bundler
+  - gemfiles/rails_6.0.gemfile
 matrix:
+  exclude:
+    - rvm: 2.3
+      gemfile: gemfiles/rails_6.0.gemfile
+    - rvm: ruby-head
+      gemfile: gemfiles/rails_4.2.gemfile
   allow_failures:
     - rvm: ruby-head
diff --git a/Appraisals b/Appraisals
index 25bd5ce..f2e010b 100644
--- a/Appraisals
+++ b/Appraisals
@@ -1,16 +1,19 @@
-
-appraise 'rails-4.2' do
-  gem 'rails', '~> 4.2.0'
+appraise "rails-4.2" do
+  gem "rails", "~> 4.2.0"
+  gem "sqlite3", "~> 1.3.0"
 end
 
-appraise 'rails-5.0' do
-  gem 'rails', '~> 5.0.0'
+appraise "rails-5.0" do
+  gem "rails", "~> 5.0.0"
+  gem "sqlite3", "~> 1.3.0"
 end
 
-appraise 'rails-5.1' do
-  gem 'rails', '~> 5.1.0'
+appraise "rails-5.1" do
+  gem "rails", "~> 5.1.0"
+  gem "sqlite3", "~> 1.3.0"
 end
 
-appraise 'rails-6.0' do
-  gem 'rails', '~> 6.0.0'
+appraise "rails-6.0" do
+  gem "rails", "~> 6.0.0"
+  gem "sqlite3", "~> 1.4"
 end
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4f9b7cb..5185e15 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [0.0.3] - [2019-10-02]
+
+### Added
+- Support of Rails 6 (@quikly)
+- Cached queries are ignored (@tyok)
+
 ## [0.0.2] - [2017-05-17]
 
 ### Added
@@ -16,3 +22,4 @@ This is a first public release (@nepalez)
 [Unreleased]: https://github.com/tram-rb/tram-policy
 [0.0.1]: https://github.com/nepalez/rspec-sqlimit/releases/tag/v0.0.1
 [0.0.2]: https://github.com/nepalez/rspec-sqlimit/compare/v0.0.1...v0.0.2
+[0.0.3]: https://github.com/nepalez/rspec-sqlimit/compare/v0.0.2...v0.0.3
diff --git a/Gemfile b/Gemfile
index a8673f5..cfd5a31 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,6 +3,9 @@ source "https://rubygems.org"
 # Specify your gem's dependencies in tram-form.gemspec
 gemspec
 
+gem "rails"
+gem "sqlite3"
+
 group :test, :development do
   gem "pry"
   gem "pry-byebug"
diff --git a/Rakefile b/Rakefile
index a5a139b..c507ff2 100644
--- a/Rakefile
+++ b/Rakefile
@@ -9,7 +9,9 @@ load "spec/dummy/Rakefile"
 # Declares gem's own tasks.
 desc "Runs test suite over all rails versions."
 task :default do
-  if ENV['BUNDLE_GEMFILE'] =~ /gemfiles/
+  if ENV["BUNDLE_GEMFILE"] =~ /gemfiles/
+    Rake::Task["dummy:db:create"].reenable
+    Rake::Task["dummy:db:migrate"].reenable
     Rake::Task[:spec].invoke
   else
     Rake::Task[:appraise].invoke
@@ -17,10 +19,11 @@ task :default do
 end
 
 desc "Runs test suite."
-task spec: %w(dummy:db:create dummy:db:migrate) do
+task default: %w[dummy:db:create dummy:db:migrate] do
   exec "bundle exec rspec spec"
+  exec "bundle exec rubocop"
 end
 
 task :appraise do
-  exec 'appraisal install && appraisal rake'
+  exec "appraisal install && appraisal rake"
 end
diff --git a/gemfiles/rails_4.2.gemfile b/gemfiles/rails_4.2.gemfile
index e016f2e..38b6ff4 100644
--- a/gemfiles/rails_4.2.gemfile
+++ b/gemfiles/rails_4.2.gemfile
@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "rails", "~> 4.2.0"
+gem "sqlite3", "~> 1.3.0"
 
 group :test, :development do
   gem "pry"
diff --git a/gemfiles/rails_4.2.gemfile.lock b/gemfiles/rails_4.2.gemfile.lock
deleted file mode 100644
index 961c6f3..0000000
--- a/gemfiles/rails_4.2.gemfile.lock
+++ /dev/null
@@ -1,164 +0,0 @@
-PATH
-  remote: ..
-  specs:
-    rspec-sqlimit (0.0.2)
-      rails (> 4.2, < 7.0)
-      rspec (~> 3.0)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    actionmailer (4.2.9)
-      actionpack (= 4.2.9)
-      actionview (= 4.2.9)
-      activejob (= 4.2.9)
-      mail (~> 2.5, >= 2.5.4)
-      rails-dom-testing (~> 1.0, >= 1.0.5)
-    actionpack (4.2.9)
-      actionview (= 4.2.9)
-      activesupport (= 4.2.9)
-      rack (~> 1.6)
-      rack-test (~> 0.6.2)
-      rails-dom-testing (~> 1.0, >= 1.0.5)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (4.2.9)
-      activesupport (= 4.2.9)
-      builder (~> 3.1)
-      erubis (~> 2.7.0)
-      rails-dom-testing (~> 1.0, >= 1.0.5)
-      rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (4.2.9)
-      activesupport (= 4.2.9)
-      globalid (>= 0.3.0)
-    activemodel (4.2.9)
-      activesupport (= 4.2.9)
-      builder (~> 3.1)
-    activerecord (4.2.9)
-      activemodel (= 4.2.9)
-      activesupport (= 4.2.9)
-      arel (~> 6.0)
-    activesupport (4.2.9)
-      i18n (~> 0.7)
-      minitest (~> 5.1)
-      thread_safe (~> 0.3, >= 0.3.4)
-      tzinfo (~> 1.1)
-    appraisal (2.2.0)
-      bundler
-      rake
-      thor (>= 0.14.0)
-    arel (6.0.4)
-    ast (2.4.0)
-    builder (3.2.3)
-    byebug (10.0.0)
-    coderay (1.1.2)
-    concurrent-ruby (1.0.5)
-    crass (1.0.3)
-    database_cleaner (1.6.2)
-    diff-lcs (1.3)
-    erubis (2.7.0)
-    globalid (0.4.1)
-      activesupport (>= 4.2.0)
-    i18n (0.9.5)
-      concurrent-ruby (~> 1.0)
-    loofah (2.2.0)
-      crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
-    mail (2.7.0)
-      mini_mime (>= 0.1.1)
-    method_source (0.9.0)
-    mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
-    minitest (5.11.3)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
-    parallel (1.12.1)
-    parser (2.5.0.3)
-      ast (~> 2.4.0)
-    powerpack (0.1.1)
-    pry (0.11.3)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
-    pry-byebug (3.6.0)
-      byebug (~> 10.0)
-      pry (~> 0.10)
-    rack (1.6.8)
-    rack-test (0.6.3)
-      rack (>= 1.0)
-    rails (4.2.9)
-      actionmailer (= 4.2.9)
-      actionpack (= 4.2.9)
-      actionview (= 4.2.9)
-      activejob (= 4.2.9)
-      activemodel (= 4.2.9)
-      activerecord (= 4.2.9)
-      activesupport (= 4.2.9)
-      bundler (>= 1.3.0, < 2.0)
-      railties (= 4.2.9)
-      sprockets-rails
-    rails-deprecated_sanitizer (1.0.3)
-      activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.9)
-      activesupport (>= 4.2.0, < 5.0)
-      nokogiri (~> 1.6)
-      rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (4.2.9)
-      actionpack (= 4.2.9)
-      activesupport (= 4.2.9)
-      rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rainbow (3.0.0)
-    rake (12.3.0)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-    rspec-core (3.7.1)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-mocks (3.7.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.1)
-    rubocop (0.53.0)
-      parallel (~> 1.10)
-      parser (>= 2.5)
-      powerpack (~> 0.1)
-      rainbow (>= 2.2.2, < 4.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-progressbar (1.9.0)
-    sprockets (3.7.1)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sprockets-rails (3.2.1)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
-      sprockets (>= 3.0.0)
-    sqlite3 (1.3.13)
-    thor (0.20.0)
-    thread_safe (0.3.6)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
-    unicode-display_width (1.3.0)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  appraisal (~> 2.2)
-  database_cleaner (~> 1.5)
-  pry
-  pry-byebug
-  rails (~> 4.2.0)
-  rake (> 10.0)
-  rspec (~> 3.0)
-  rspec-sqlimit!
-  rubocop (~> 0.44)
-  sqlite3 (~> 1.3)
-
-BUNDLED WITH
-   1.16.1
diff --git a/gemfiles/rails_5.0.gemfile b/gemfiles/rails_5.0.gemfile
index a71a0cd..deaf249 100644
--- a/gemfiles/rails_5.0.gemfile
+++ b/gemfiles/rails_5.0.gemfile
@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "rails", "~> 5.0.0"
+gem "sqlite3", "~> 1.3.0"
 
 group :test, :development do
   gem "pry"
diff --git a/gemfiles/rails_5.0.gemfile.lock b/gemfiles/rails_5.0.gemfile.lock
deleted file mode 100644
index 6ea9afc..0000000
--- a/gemfiles/rails_5.0.gemfile.lock
+++ /dev/null
@@ -1,170 +0,0 @@
-PATH
-  remote: ..
-  specs:
-    rspec-sqlimit (0.0.2)
-      rails (> 4.2, < 7.0)
-      rspec (~> 3.0)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    actioncable (5.0.6)
-      actionpack (= 5.0.6)
-      nio4r (>= 1.2, < 3.0)
-      websocket-driver (~> 0.6.1)
-    actionmailer (5.0.6)
-      actionpack (= 5.0.6)
-      actionview (= 5.0.6)
-      activejob (= 5.0.6)
-      mail (~> 2.5, >= 2.5.4)
-      rails-dom-testing (~> 2.0)
-    actionpack (5.0.6)
-      actionview (= 5.0.6)
-      activesupport (= 5.0.6)
-      rack (~> 2.0)
-      rack-test (~> 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.0.6)
-      activesupport (= 5.0.6)
-      builder (~> 3.1)
-      erubis (~> 2.7.0)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.0.6)
-      activesupport (= 5.0.6)
-      globalid (>= 0.3.6)
-    activemodel (5.0.6)
-      activesupport (= 5.0.6)
-    activerecord (5.0.6)
-      activemodel (= 5.0.6)
-      activesupport (= 5.0.6)
-      arel (~> 7.0)
-    activesupport (5.0.6)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-    appraisal (2.2.0)
-      bundler
-      rake
-      thor (>= 0.14.0)
-    arel (7.1.4)
-    ast (2.4.0)
-    builder (3.2.3)
-    byebug (10.0.0)
-    coderay (1.1.2)
-    concurrent-ruby (1.0.5)
-    crass (1.0.3)
-    database_cleaner (1.6.2)
-    diff-lcs (1.3)
-    erubis (2.7.0)
-    globalid (0.4.1)
-      activesupport (>= 4.2.0)
-    i18n (0.9.5)
-      concurrent-ruby (~> 1.0)
-    loofah (2.2.0)
-      crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
-    mail (2.7.0)
-      mini_mime (>= 0.1.1)
-    method_source (0.9.0)
-    mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
-    minitest (5.11.3)
-    nio4r (2.2.0)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
-    parallel (1.12.1)
-    parser (2.5.0.3)
-      ast (~> 2.4.0)
-    powerpack (0.1.1)
-    pry (0.11.3)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
-    pry-byebug (3.6.0)
-      byebug (~> 10.0)
-      pry (~> 0.10)
-    rack (2.0.4)
-    rack-test (0.6.3)
-      rack (>= 1.0)
-    rails (5.0.6)
-      actioncable (= 5.0.6)
-      actionmailer (= 5.0.6)
-      actionpack (= 5.0.6)
-      actionview (= 5.0.6)
-      activejob (= 5.0.6)
-      activemodel (= 5.0.6)
-      activerecord (= 5.0.6)
-      activesupport (= 5.0.6)
-      bundler (>= 1.3.0)
-      railties (= 5.0.6)
-      sprockets-rails (>= 2.0.0)
-    rails-dom-testing (2.0.3)
-      activesupport (>= 4.2.0)
-      nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (5.0.6)
-      actionpack (= 5.0.6)
-      activesupport (= 5.0.6)
-      method_source
-      rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rainbow (3.0.0)
-    rake (12.3.0)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-    rspec-core (3.7.1)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-mocks (3.7.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.1)
-    rubocop (0.53.0)
-      parallel (~> 1.10)
-      parser (>= 2.5)
-      powerpack (~> 0.1)
-      rainbow (>= 2.2.2, < 4.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-progressbar (1.9.0)
-    sprockets (3.7.1)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sprockets-rails (3.2.1)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
-      sprockets (>= 3.0.0)
-    sqlite3 (1.3.13)
-    thor (0.20.0)
-    thread_safe (0.3.6)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
-    unicode-display_width (1.3.0)
-    websocket-driver (0.6.5)
-      websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.3)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  appraisal (~> 2.2)
-  database_cleaner (~> 1.5)
-  pry
-  pry-byebug
-  rails (~> 5.0.0)
-  rake (> 10.0)
-  rspec (~> 3.0)
-  rspec-sqlimit!
-  rubocop (~> 0.44)
-  sqlite3 (~> 1.3)
-
-BUNDLED WITH
-   1.16.1
diff --git a/gemfiles/rails_5.1.gemfile b/gemfiles/rails_5.1.gemfile
index 191fd5a..2ae2aa0 100644
--- a/gemfiles/rails_5.1.gemfile
+++ b/gemfiles/rails_5.1.gemfile
@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "rails", "~> 5.1.0"
+gem "sqlite3", "~> 1.3.0"
 
 group :test, :development do
   gem "pry"
diff --git a/gemfiles/rails_5.1.gemfile.lock b/gemfiles/rails_5.1.gemfile.lock
deleted file mode 100644
index 482d6bb..0000000
--- a/gemfiles/rails_5.1.gemfile.lock
+++ /dev/null
@@ -1,170 +0,0 @@
-PATH
-  remote: ..
-  specs:
-    rspec-sqlimit (0.0.2)
-      rails (> 4.2, < 7.0)
-      rspec (~> 3.0)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    actioncable (5.1.5)
-      actionpack (= 5.1.5)
-      nio4r (~> 2.0)
-      websocket-driver (~> 0.6.1)
-    actionmailer (5.1.5)
-      actionpack (= 5.1.5)
-      actionview (= 5.1.5)
-      activejob (= 5.1.5)
-      mail (~> 2.5, >= 2.5.4)
-      rails-dom-testing (~> 2.0)
-    actionpack (5.1.5)
-      actionview (= 5.1.5)
-      activesupport (= 5.1.5)
-      rack (~> 2.0)
-      rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.1.5)
-      activesupport (= 5.1.5)
-      builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.1.5)
-      activesupport (= 5.1.5)
-      globalid (>= 0.3.6)
-    activemodel (5.1.5)
-      activesupport (= 5.1.5)
-    activerecord (5.1.5)
-      activemodel (= 5.1.5)
-      activesupport (= 5.1.5)
-      arel (~> 8.0)
-    activesupport (5.1.5)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-    appraisal (2.2.0)
-      bundler
-      rake
-      thor (>= 0.14.0)
-    arel (8.0.0)
-    ast (2.4.0)
-    builder (3.2.3)
-    byebug (10.0.0)
-    coderay (1.1.2)
-    concurrent-ruby (1.0.5)
-    crass (1.0.3)
-    database_cleaner (1.6.2)
-    diff-lcs (1.3)
-    erubi (1.7.1)
-    globalid (0.4.1)
-      activesupport (>= 4.2.0)
-    i18n (0.9.5)
-      concurrent-ruby (~> 1.0)
-    loofah (2.2.0)
-      crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
-    mail (2.7.0)
-      mini_mime (>= 0.1.1)
-    method_source (0.9.0)
-    mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
-    minitest (5.11.3)
-    nio4r (2.2.0)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
-    parallel (1.12.1)
-    parser (2.5.0.3)
-      ast (~> 2.4.0)
-    powerpack (0.1.1)
-    pry (0.11.3)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
-    pry-byebug (3.6.0)
-      byebug (~> 10.0)
-      pry (~> 0.10)
-    rack (2.0.4)
-    rack-test (0.8.3)
-      rack (>= 1.0, < 3)
-    rails (5.1.5)
-      actioncable (= 5.1.5)
-      actionmailer (= 5.1.5)
-      actionpack (= 5.1.5)
-      actionview (= 5.1.5)
-      activejob (= 5.1.5)
-      activemodel (= 5.1.5)
-      activerecord (= 5.1.5)
-      activesupport (= 5.1.5)
-      bundler (>= 1.3.0)
-      railties (= 5.1.5)
-      sprockets-rails (>= 2.0.0)
-    rails-dom-testing (2.0.3)
-      activesupport (>= 4.2.0)
-      nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (5.1.5)
-      actionpack (= 5.1.5)
-      activesupport (= 5.1.5)
-      method_source
-      rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rainbow (3.0.0)
-    rake (12.3.0)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-    rspec-core (3.7.1)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-mocks (3.7.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.1)
-    rubocop (0.53.0)
-      parallel (~> 1.10)
-      parser (>= 2.5)
-      powerpack (~> 0.1)
-      rainbow (>= 2.2.2, < 4.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-progressbar (1.9.0)
-    sprockets (3.7.1)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sprockets-rails (3.2.1)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
-      sprockets (>= 3.0.0)
-    sqlite3 (1.3.13)
-    thor (0.20.0)
-    thread_safe (0.3.6)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
-    unicode-display_width (1.3.0)
-    websocket-driver (0.6.5)
-      websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.3)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  appraisal (~> 2.2)
-  database_cleaner (~> 1.5)
-  pry
-  pry-byebug
-  rails (~> 5.1.0)
-  rake (> 10.0)
-  rspec (~> 3.0)
-  rspec-sqlimit!
-  rubocop (~> 0.44)
-  sqlite3 (~> 1.3)
-
-BUNDLED WITH
-   1.16.1
diff --git a/gemfiles/rails_6.0.gemfile b/gemfiles/rails_6.0.gemfile
index c940327..23de545 100644
--- a/gemfiles/rails_6.0.gemfile
+++ b/gemfiles/rails_6.0.gemfile
@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "rails", "~> 6.0.0"
+gem "sqlite3", "~> 1.4"
 
 group :test, :development do
   gem "pry"
diff --git a/gemfiles/rails_6.0.gemfile.lock b/gemfiles/rails_6.0.gemfile.lock
deleted file mode 100644
index 0636563..0000000
--- a/gemfiles/rails_6.0.gemfile.lock
+++ /dev/null
@@ -1,194 +0,0 @@
-PATH
-  remote: ..
-  specs:
-    rspec-sqlimit (0.0.2)
-      rails (> 4.2, < 7.0)
-      rspec (~> 3.0)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    actioncable (6.0.0)
-      actionpack (= 6.0.0)
-      nio4r (~> 2.0)
-      websocket-driver (>= 0.6.1)
-    actionmailbox (6.0.0)
-      actionpack (= 6.0.0)
-      activejob (= 6.0.0)
-      activerecord (= 6.0.0)
-      activestorage (= 6.0.0)
-      activesupport (= 6.0.0)
-      mail (>= 2.7.1)
-    actionmailer (6.0.0)
-      actionpack (= 6.0.0)
-      actionview (= 6.0.0)
-      activejob (= 6.0.0)
-      mail (~> 2.5, >= 2.5.4)
-      rails-dom-testing (~> 2.0)
-    actionpack (6.0.0)
-      actionview (= 6.0.0)
-      activesupport (= 6.0.0)
-      rack (~> 2.0)
-      rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actiontext (6.0.0)
-      actionpack (= 6.0.0)
-      activerecord (= 6.0.0)
-      activestorage (= 6.0.0)
-      activesupport (= 6.0.0)
-      nokogiri (>= 1.8.5)
-    actionview (6.0.0)
-      activesupport (= 6.0.0)
-      builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activejob (6.0.0)
-      activesupport (= 6.0.0)
-      globalid (>= 0.3.6)
-    activemodel (6.0.0)
-      activesupport (= 6.0.0)
-    activerecord (6.0.0)
-      activemodel (= 6.0.0)
-      activesupport (= 6.0.0)
-    activestorage (6.0.0)
-      actionpack (= 6.0.0)
-      activejob (= 6.0.0)
-      activerecord (= 6.0.0)
-      marcel (~> 0.3.1)
-    activesupport (6.0.0)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-      zeitwerk (~> 2.1, >= 2.1.8)
-    appraisal (2.2.0)
-      bundler
-      rake
-      thor (>= 0.14.0)
-    ast (2.4.0)
-    builder (3.2.3)
-    byebug (11.0.1)
-    coderay (1.1.2)
-    concurrent-ruby (1.1.5)
-    crass (1.0.4)
-    database_cleaner (1.7.0)
-    diff-lcs (1.3)
-    erubi (1.8.0)
-    globalid (0.4.2)
-      activesupport (>= 4.2.0)
-    i18n (1.6.0)
-      concurrent-ruby (~> 1.0)
-    jaro_winkler (1.5.3)
-    loofah (2.2.3)
-      crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
-    mail (2.7.1)
-      mini_mime (>= 0.1.1)
-    marcel (0.3.3)
-      mimemagic (~> 0.3.2)
-    method_source (0.9.2)
-    mimemagic (0.3.3)
-    mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
-    minitest (5.11.3)
-    nio4r (2.4.0)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
-    parallel (1.17.0)
-    parser (2.6.3.0)
-      ast (~> 2.4.0)
-    pry (0.12.2)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
-    pry-byebug (3.7.0)
-      byebug (~> 11.0)
-      pry (~> 0.10)
-    rack (2.0.7)
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
-    rails (6.0.0)
-      actioncable (= 6.0.0)
-      actionmailbox (= 6.0.0)
-      actionmailer (= 6.0.0)
-      actionpack (= 6.0.0)
-      actiontext (= 6.0.0)
-      actionview (= 6.0.0)
-      activejob (= 6.0.0)
-      activemodel (= 6.0.0)
-      activerecord (= 6.0.0)
-      activestorage (= 6.0.0)
-      activesupport (= 6.0.0)
-      bundler (>= 1.3.0)
-      railties (= 6.0.0)
-      sprockets-rails (>= 2.0.0)
-    rails-dom-testing (2.0.3)
-      activesupport (>= 4.2.0)
-      nokogiri (>= 1.6)
-    rails-html-sanitizer (1.2.0)
-      loofah (~> 2.2, >= 2.2.2)
-    railties (6.0.0)
-      actionpack (= 6.0.0)
-      activesupport (= 6.0.0)
-      method_source
-      rake (>= 0.8.7)
-      thor (>= 0.20.3, < 2.0)
-    rainbow (3.0.0)
-    rake (12.3.3)
-    rspec (3.8.0)
-      rspec-core (~> 3.8.0)
-      rspec-expectations (~> 3.8.0)
-      rspec-mocks (~> 3.8.0)
-    rspec-core (3.8.2)
-      rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.4)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-mocks (3.8.1)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-support (3.8.2)
-    rubocop (0.74.0)
-      jaro_winkler (~> 1.5.1)
-      parallel (~> 1.10)
-      parser (>= 2.6)
-      rainbow (>= 2.2.2, < 4.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 1.7)
-    ruby-progressbar (1.10.1)
-    sprockets (3.7.2)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sprockets-rails (3.2.1)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
-      sprockets (>= 3.0.0)
-    sqlite3 (1.4.1)
-    thor (0.20.3)
-    thread_safe (0.3.6)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
-    unicode-display_width (1.6.0)
-    websocket-driver (0.7.1)
-      websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
-    zeitwerk (2.1.9)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  appraisal (~> 2.2)
-  database_cleaner (~> 1.5)
-  pry
-  pry-byebug
-  rails (~> 6.0.0)
-  rake (> 10.0)
-  rspec (~> 3.0)
-  rspec-sqlimit!
-  rubocop (~> 0.44)
-  sqlite3 (~> 1.3)
-
-BUNDLED WITH
-   1.15.2
diff --git a/lib/rspec/sqlimit/counter.rb b/lib/rspec/sqlimit/counter.rb
index 515d2cf..cf29933 100644
--- a/lib/rspec/sqlimit/counter.rb
+++ b/lib/rspec/sqlimit/counter.rb
@@ -30,7 +30,7 @@ def count
 
     def callback
       @callback ||= lambda do |_name, start, finish, _message_id, values|
-        return if %w(CACHE SCHEMA).include? values[:name]
+        return if %w[CACHE SCHEMA].include? values[:name]
         return if cached_query?(values)
         queries << {
           sql: values[:sql],
@@ -41,7 +41,9 @@ def callback
     end
 
     def type_cast(binds)
-      binds.map { |column, value| ActiveRecord::Base.connection.type_cast(value, column) }
+      binds.map do |column, value|
+        ActiveRecord::Base.connection.type_cast(value, column)
+      end
     end
 
     def cached_query?(values)
diff --git a/lib/rspec/sqlimit/reporter.rb b/lib/rspec/sqlimit/reporter.rb
index a0141c0..fda7dab 100644
--- a/lib/rspec/sqlimit/reporter.rb
+++ b/lib/rspec/sqlimit/reporter.rb
@@ -28,8 +28,9 @@ def lines
 
     def line(query, index)
       prefix = (matcher && query[:sql] =~ matcher) ? "->" : "  "
-      binds = query[:binds].any? ? "; #{query[:binds]} " : ''
-      "#{prefix} #{index + 1}) #{query[:sql]}#{binds} (#{query[:duration].round(3)} ms)"
+      binds = query[:binds].any? ? "; #{query[:binds]} " : ""
+      "#{prefix} #{index + 1}) #{query[:sql]}#{binds}" \
+      " (#{query[:duration].round(3)} ms)"
     end
   end
 end
diff --git a/rspec-sqlimit.gemspec b/rspec-sqlimit.gemspec
index 3373408..da89c36 100644
--- a/rspec-sqlimit.gemspec
+++ b/rspec-sqlimit.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |gem|
   gem.name        = "rspec-sqlimit"
-  gem.version     = "0.0.2"
+  gem.version     = "0.0.3"
   gem.author      = "Andrew Kozin (nepalez)"
   gem.email       = "andrew.kozin@gmail.com"
   gem.homepage    = "https://github.com/nepalez/rspec-sqlimit"
@@ -21,5 +21,5 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency "rake", "> 10.0"
   gem.add_development_dependency "sqlite3", "~> 1.3"
   gem.add_development_dependency "database_cleaner", "~> 1.5"
-  gem.add_development_dependency "rubocop", "~> 0.44"
+  gem.add_development_dependency "rubocop", "~> 0.49"
 end
diff --git a/spec/dummy/db/schema.rb b/spec/dummy/db/schema.rb
index c10f262..d455c70 100644
--- a/spec/dummy/db/schema.rb
+++ b/spec/dummy/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170211104800) do
+ActiveRecord::Schema.define(version: 2017_02_11_104800) do
 
   create_table "users", force: :cascade do |t|
   end
diff --git a/spec/dummy/lib/dummy/compatibility.rb b/spec/dummy/lib/dummy/compatibility.rb
index 118d10c..6e961f5 100644
--- a/spec/dummy/lib/dummy/compatibility.rb
+++ b/spec/dummy/lib/dummy/compatibility.rb
@@ -3,7 +3,7 @@
 unless ActiveRecord::Migration.respond_to?(:[])
   class ActiveRecord::Migration
     class << self
-      def [](version)
+      def [](_version)
         self
       end
     end
diff --git a/spec/rspec/sqlimit/reporter_spec.rb b/spec/rspec/sqlimit/reporter_spec.rb
index ca0f4e2..84ddbb1 100644
--- a/spec/rspec/sqlimit/reporter_spec.rb
+++ b/spec/rspec/sqlimit/reporter_spec.rb
@@ -3,8 +3,8 @@
 describe RSpec::SQLimit::Reporter do
   subject { described_class.new(counter) }
 
-  context 'no params were passed to the query' do
-    let(:counter) { RSpec::SQLimit::Counter[/CREATE/, Proc.new{ User.create }] }
+  context "no params were passed to the query" do
+    let(:counter) { RSpec::SQLimit::Counter[/CREATE/, proc{ User.create }] }
 
     it "doesn't print binds" do
       # INSERT INTO "users" DEFAULT VALUES (0.284 ms)
@@ -12,9 +12,11 @@
     end
   end
 
-  context 'query contains params' do
-    context 'nil was passed as param' do
-      let(:counter) { RSpec::SQLimit::Counter[/CREATE/, Proc.new{ User.create(id: nil) }] }
+  context "query contains params" do
+    context "nil was passed as param" do
+      let(:counter) do
+        RSpec::SQLimit::Counter[/CREATE/, proc { User.create(id: nil) }]
+      end
 
       it "doesn't print binds" do
         # INSERT INTO "users" DEFAULT VALUES (0.284 ms)
@@ -22,29 +24,39 @@
       end
     end
 
-    context 'single param was passed' do
-      let(:counter) { RSpec::SQLimit::Counter[/CREATE/, Proc.new{ User.create(id: 1) }] }
+    context "single param was passed" do
+      let(:counter) do
+        RSpec::SQLimit::Counter[/CREATE/, proc { User.create(id: 1) }]
+      end
 
-      it 'prints param as an array with one element' do
+      it "prints param as an array with one element" do
         # INSERT INTO "users" ("id") VALUES (?); [1]  (0.234 ms)
         expect(subject.call).to include("VALUES (?); [1]")
       end
     end
 
-    context 'array was passed as a param' do
-      let(:counter) { RSpec::SQLimit::Counter[/SELECT/, Proc.new{ User.where(id: [1, 2, 3]).to_a }] }
+    context "array was passed as a param" do
+      let(:counter) do
+        RSpec::SQLimit::Counter[
+          /SELECT/, proc { User.where(id: [1, 2, 3]).to_a }
+        ]
+      end
 
-      it 'prints all params' do
+      it "prints all params" do
+        # rubocop: disable Metrics/LineLength
         # SELECT "users".* FROM "users" WHERE "users"."id" IN (1, 2, 3) (0.17 ms))
         # Rails >= 6:
         # SELECT "users".* FROM "users" WHERE "users"."id" IN (?, ?, ?); [1, 2, 3]  (0.121 ms)
+        # rubocop: enable Metrics/LineLength
         expect(subject.call).to include("1, 2, 3")
       end
     end
   end
 
-  context 'activerecord query caching was enabled' do
-    let(:counter) { RSpec::SQLimit::Counter[nil, Proc.new{ queries }] }
+  context "activerecord query caching was enabled" do
+    let(:counter) do
+      RSpec::SQLimit::Counter[/SELECT "users"/, proc { queries }]
+    end
 
     let(:queries) do
       User.cache do
@@ -55,7 +67,7 @@
       end
     end
 
-    it 'ignores cached queries' do
+    it "ignores cached queries" do
       expect(subject.call).to include("2 queries were invoked")
     end
   end
diff --git a/spec/rspec/sqlimit_spec.rb b/spec/rspec/sqlimit_spec.rb
index 219a9bd..ece0035 100644
--- a/spec/rspec/sqlimit_spec.rb
+++ b/spec/rspec/sqlimit_spec.rb
@@ -33,7 +33,9 @@
     end
 
     it "works when array is used as a restriction" do
-      expect { (User.where id: [1, 2, 3]).to_a }.to exceed_query_limit(0).with(/SELECT/)
+      expect { (User.where id: [1, 2, 3]).to_a }
+        .to exceed_query_limit(0)
+        .with(/SELECT/)
     end
 
     it "works when actual number of queries is below the limit" do