diff --git a/Appraisals b/Appraisals
index f34f0e9c..c514457d 100644
--- a/Appraisals
+++ b/Appraisals
@@ -8,32 +8,56 @@ appraisals = {
     instance_eval(&rails_dependencies)
 
     gem "activerecord", "~> 5.0.0"
+    gem "railties", "~> 5.0.0"
     gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
   },
   rails_5_1: proc {
     instance_eval(&rails_dependencies)
 
     gem "activerecord", "~> 5.1.0"
+    gem "railties", "~> 5.1.0"
     gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
   },
   rails_5_2: proc {
     instance_eval(&rails_dependencies)
 
     gem "activerecord", "~> 5.2.0"
+    gem "railties", "~> 5.2.0"
     gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
   },
   rails_6_0: proc {
     instance_eval(&rails_dependencies)
 
     gem "activerecord", "~> 6.0"
+    gem "railties", "~> 6.0"
     gem "sqlite3", "~> 1.4.0", platform: [:ruby, :mswin, :mingw]
   },
   no_rails: proc {},
-  rspec_lt_3_10: proc {
-    gem "rspec", "< 3.10"
+  rspec_lt_3_10: proc { |with_rails|
+    version = "< 3.10"
+
+    if with_rails
+      gem "rspec-core", version
+      gem "rspec-expectations", version
+      gem "rspec-mocks", version
+      gem "rspec-support", version
+      gem "rspec-rails"
+    else
+      gem "rspec", version
+    end
   },
-  rspec_gte_3_10: proc {
-    gem "rspec", ">= 3.10", "< 4"
+  rspec_gte_3_10: proc { |with_rails|
+    version = [">= 3.10", "< 4"]
+
+    if with_rails
+      gem "rspec-core", *version
+      gem "rspec-expectations", *version
+      gem "rspec-mocks", *version
+      gem "rspec-support", *version
+      gem "rspec-rails"
+    else
+      gem "rspec", *version
+    end
   },
 }
 
@@ -54,9 +78,16 @@ rspec_appraisals = [
 
 rails_appraisals.each do |rails_appraisal|
   rspec_appraisals.each do |rspec_appraisal|
-    appraise "#{rails_appraisal}_#{rspec_appraisal}" do
-      instance_eval(&appraisals.fetch(rails_appraisal))
-      instance_eval(&appraisals.fetch(rspec_appraisal))
+    if rails_appraisal == :no_rails
+      appraise "#{rails_appraisal}_#{rspec_appraisal}" do
+        instance_eval(&appraisals.fetch(rails_appraisal))
+        instance_exec(false, &appraisals.fetch(rspec_appraisal))
+      end
+    else
+      appraise "#{rails_appraisal}_#{rspec_appraisal}" do
+        instance_eval(&appraisals.fetch(rails_appraisal))
+        instance_exec(true, &appraisals.fetch(rspec_appraisal))
+      end
     end
   end
 end
diff --git a/gemfiles/rails_5_0_rspec_gte_3_10.gemfile b/gemfiles/rails_5_0_rspec_gte_3_10.gemfile
index 727fcc4c..d0798a37 100644
--- a/gemfiles/rails_5_0_rspec_gte_3_10.gemfile
+++ b/gemfiles/rails_5_0_rspec_gte_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 5.0.0"
+gem "railties", "~> 5.0.0"
 gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
-gem "rspec", ">= 3.10", "< 4"
+gem "rspec-core", ">= 3.10", "< 4"
+gem "rspec-expectations", ">= 3.10", "< 4"
+gem "rspec-mocks", ">= 3.10", "< 4"
+gem "rspec-support", ">= 3.10", "< 4"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_5_0_rspec_gte_3_10.gemfile.lock b/gemfiles/rails_5_0_rspec_gte_3_10.gemfile.lock
index e79936d1..8175f1bd 100644
--- a/gemfiles/rails_5_0_rspec_gte_3_10.gemfile.lock
+++ b/gemfiles/rails_5_0_rspec_gte_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (5.0.7.2)
+      actionview (= 5.0.7.2)
+      activesupport (= 5.0.7.2)
+      rack (~> 2.0)
+      rack-test (~> 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.0.7.2)
+      activesupport (= 5.0.7.2)
+      builder (~> 3.1)
+      erubis (~> 2.7.0)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
     activemodel (5.0.7.2)
       activesupport (= 5.0.7.2)
     activerecord (5.0.7.2)
@@ -27,15 +40,24 @@ GEM
     arel (7.1.4)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubis (2.7.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.7.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
+    mini_portile2 (2.4.0)
     minitest (5.14.2)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -47,14 +69,24 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    rack (2.2.3)
+    rack-test (0.6.3)
+      rack (>= 1.0)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (5.0.7.2)
+      actionpack (= 5.0.7.2)
+      activesupport (= 5.0.7.2)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.18.1, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.10.0)
-      rspec-core (~> 3.10.0)
-      rspec-expectations (~> 3.10.0)
-      rspec-mocks (~> 3.10.0)
     rspec-core (3.10.0)
       rspec-support (~> 3.10.0)
     rspec-expectations (3.10.0)
@@ -63,6 +95,14 @@ GEM
     rspec-mocks (3.10.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.10.0)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +135,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 5.0.0)
   rake
-  rspec (>= 3.10, < 4)
+  rspec-core (>= 3.10, < 4)
+  rspec-expectations (>= 3.10, < 4)
+  rspec-mocks (>= 3.10, < 4)
+  rspec-rails
+  rspec-support (>= 3.10, < 4)
   rubocop
   sqlite3 (~> 1.3.6)
   super_diff!
diff --git a/gemfiles/rails_5_0_rspec_lt_3_10.gemfile b/gemfiles/rails_5_0_rspec_lt_3_10.gemfile
index 58b3a1b7..ab8af5f0 100644
--- a/gemfiles/rails_5_0_rspec_lt_3_10.gemfile
+++ b/gemfiles/rails_5_0_rspec_lt_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 5.0.0"
+gem "railties", "~> 5.0.0"
 gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
-gem "rspec", "< 3.10"
+gem "rspec-core", "< 3.10"
+gem "rspec-expectations", "< 3.10"
+gem "rspec-mocks", "< 3.10"
+gem "rspec-support", "< 3.10"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_5_0_rspec_lt_3_10.gemfile.lock b/gemfiles/rails_5_0_rspec_lt_3_10.gemfile.lock
index 8155d0a0..fd2a31e5 100644
--- a/gemfiles/rails_5_0_rspec_lt_3_10.gemfile.lock
+++ b/gemfiles/rails_5_0_rspec_lt_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (5.0.7.2)
+      actionview (= 5.0.7.2)
+      activesupport (= 5.0.7.2)
+      rack (~> 2.0)
+      rack-test (~> 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.0.7.2)
+      activesupport (= 5.0.7.2)
+      builder (~> 3.1)
+      erubis (~> 2.7.0)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
     activemodel (5.0.7.2)
       activesupport (= 5.0.7.2)
     activerecord (5.0.7.2)
@@ -27,15 +40,24 @@ GEM
     arel (7.1.4)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubis (2.7.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.7.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
+    mini_portile2 (2.4.0)
     minitest (5.14.2)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -47,14 +69,24 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    rack (2.2.3)
+    rack-test (0.6.3)
+      rack (>= 1.0)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (5.0.7.2)
+      actionpack (= 5.0.7.2)
+      activesupport (= 5.0.7.2)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.18.1, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.9.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
     rspec-core (3.9.2)
       rspec-support (~> 3.9.3)
     rspec-expectations (3.9.2)
@@ -63,6 +95,14 @@ GEM
     rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.9.3)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +135,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 5.0.0)
   rake
-  rspec (< 3.10)
+  rspec-core (< 3.10)
+  rspec-expectations (< 3.10)
+  rspec-mocks (< 3.10)
+  rspec-rails
+  rspec-support (< 3.10)
   rubocop
   sqlite3 (~> 1.3.6)
   super_diff!
diff --git a/gemfiles/rails_5_1_rspec_gte_3_10.gemfile b/gemfiles/rails_5_1_rspec_gte_3_10.gemfile
index f53bed84..df7c2491 100644
--- a/gemfiles/rails_5_1_rspec_gte_3_10.gemfile
+++ b/gemfiles/rails_5_1_rspec_gte_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 5.1.0"
+gem "railties", "~> 5.1.0"
 gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
-gem "rspec", ">= 3.10", "< 4"
+gem "rspec-core", ">= 3.10", "< 4"
+gem "rspec-expectations", ">= 3.10", "< 4"
+gem "rspec-mocks", ">= 3.10", "< 4"
+gem "rspec-support", ">= 3.10", "< 4"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_5_1_rspec_gte_3_10.gemfile.lock b/gemfiles/rails_5_1_rspec_gte_3_10.gemfile.lock
index 30767cf6..28e31832 100644
--- a/gemfiles/rails_5_1_rspec_gte_3_10.gemfile.lock
+++ b/gemfiles/rails_5_1_rspec_gte_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (5.1.7)
+      actionview (= 5.1.7)
+      activesupport (= 5.1.7)
+      rack (~> 2.0)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.1.7)
+      activesupport (= 5.1.7)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
     activemodel (5.1.7)
       activesupport (= 5.1.7)
     activerecord (5.1.7)
@@ -27,15 +40,24 @@ GEM
     arel (8.0.0)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubi (1.9.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.7.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
+    mini_portile2 (2.4.0)
     minitest (5.14.2)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -47,14 +69,24 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (5.1.7)
+      actionpack (= 5.1.7)
+      activesupport (= 5.1.7)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.18.1, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.10.0)
-      rspec-core (~> 3.10.0)
-      rspec-expectations (~> 3.10.0)
-      rspec-mocks (~> 3.10.0)
     rspec-core (3.10.0)
       rspec-support (~> 3.10.0)
     rspec-expectations (3.10.0)
@@ -63,6 +95,14 @@ GEM
     rspec-mocks (3.10.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.10.0)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +135,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 5.1.0)
   rake
-  rspec (>= 3.10, < 4)
+  rspec-core (>= 3.10, < 4)
+  rspec-expectations (>= 3.10, < 4)
+  rspec-mocks (>= 3.10, < 4)
+  rspec-rails
+  rspec-support (>= 3.10, < 4)
   rubocop
   sqlite3 (~> 1.3.6)
   super_diff!
diff --git a/gemfiles/rails_5_1_rspec_lt_3_10.gemfile b/gemfiles/rails_5_1_rspec_lt_3_10.gemfile
index 433917b3..b29cf64c 100644
--- a/gemfiles/rails_5_1_rspec_lt_3_10.gemfile
+++ b/gemfiles/rails_5_1_rspec_lt_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 5.1.0"
+gem "railties", "~> 5.1.0"
 gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
-gem "rspec", "< 3.10"
+gem "rspec-core", "< 3.10"
+gem "rspec-expectations", "< 3.10"
+gem "rspec-mocks", "< 3.10"
+gem "rspec-support", "< 3.10"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_5_1_rspec_lt_3_10.gemfile.lock b/gemfiles/rails_5_1_rspec_lt_3_10.gemfile.lock
index 0c50e7ab..6c1d5e4d 100644
--- a/gemfiles/rails_5_1_rspec_lt_3_10.gemfile.lock
+++ b/gemfiles/rails_5_1_rspec_lt_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (5.1.7)
+      actionview (= 5.1.7)
+      activesupport (= 5.1.7)
+      rack (~> 2.0)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.1.7)
+      activesupport (= 5.1.7)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
     activemodel (5.1.7)
       activesupport (= 5.1.7)
     activerecord (5.1.7)
@@ -27,15 +40,24 @@ GEM
     arel (8.0.0)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubi (1.9.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.7.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
+    mini_portile2 (2.4.0)
     minitest (5.14.2)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -47,14 +69,24 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (5.1.7)
+      actionpack (= 5.1.7)
+      activesupport (= 5.1.7)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.18.1, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.9.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
     rspec-core (3.9.2)
       rspec-support (~> 3.9.3)
     rspec-expectations (3.9.2)
@@ -63,6 +95,14 @@ GEM
     rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.9.3)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +135,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 5.1.0)
   rake
-  rspec (< 3.10)
+  rspec-core (< 3.10)
+  rspec-expectations (< 3.10)
+  rspec-mocks (< 3.10)
+  rspec-rails
+  rspec-support (< 3.10)
   rubocop
   sqlite3 (~> 1.3.6)
   super_diff!
diff --git a/gemfiles/rails_5_2_rspec_gte_3_10.gemfile b/gemfiles/rails_5_2_rspec_gte_3_10.gemfile
index bc2d6f27..3e9df2b0 100644
--- a/gemfiles/rails_5_2_rspec_gte_3_10.gemfile
+++ b/gemfiles/rails_5_2_rspec_gte_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 5.2.0"
+gem "railties", "~> 5.2.0"
 gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
-gem "rspec", ">= 3.10", "< 4"
+gem "rspec-core", ">= 3.10", "< 4"
+gem "rspec-expectations", ">= 3.10", "< 4"
+gem "rspec-mocks", ">= 3.10", "< 4"
+gem "rspec-support", ">= 3.10", "< 4"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_5_2_rspec_gte_3_10.gemfile.lock b/gemfiles/rails_5_2_rspec_gte_3_10.gemfile.lock
index e9c9d7cc..58f9b86d 100644
--- a/gemfiles/rails_5_2_rspec_gte_3_10.gemfile.lock
+++ b/gemfiles/rails_5_2_rspec_gte_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (5.2.4.3)
+      actionview (= 5.2.4.3)
+      activesupport (= 5.2.4.3)
+      rack (~> 2.0, >= 2.0.8)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.2.4.3)
+      activesupport (= 5.2.4.3)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
     activemodel (5.2.4.3)
       activesupport (= 5.2.4.3)
     activerecord (5.2.4.3)
@@ -27,15 +40,24 @@ GEM
     arel (9.0.0)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubi (1.9.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.7.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
+    mini_portile2 (2.4.0)
     minitest (5.14.2)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -47,14 +69,24 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (5.2.4.3)
+      actionpack (= 5.2.4.3)
+      activesupport (= 5.2.4.3)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.19.0, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.10.0)
-      rspec-core (~> 3.10.0)
-      rspec-expectations (~> 3.10.0)
-      rspec-mocks (~> 3.10.0)
     rspec-core (3.10.0)
       rspec-support (~> 3.10.0)
     rspec-expectations (3.10.0)
@@ -63,6 +95,14 @@ GEM
     rspec-mocks (3.10.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.10.0)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +135,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 5.2.0)
   rake
-  rspec (>= 3.10, < 4)
+  rspec-core (>= 3.10, < 4)
+  rspec-expectations (>= 3.10, < 4)
+  rspec-mocks (>= 3.10, < 4)
+  rspec-rails
+  rspec-support (>= 3.10, < 4)
   rubocop
   sqlite3 (~> 1.3.6)
   super_diff!
diff --git a/gemfiles/rails_5_2_rspec_lt_3_10.gemfile b/gemfiles/rails_5_2_rspec_lt_3_10.gemfile
index 450f00f0..c0c7488d 100644
--- a/gemfiles/rails_5_2_rspec_lt_3_10.gemfile
+++ b/gemfiles/rails_5_2_rspec_lt_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 5.2.0"
+gem "railties", "~> 5.2.0"
 gem "sqlite3", "~> 1.3.6", platform: [:ruby, :mswin, :mingw]
-gem "rspec", "< 3.10"
+gem "rspec-core", "< 3.10"
+gem "rspec-expectations", "< 3.10"
+gem "rspec-mocks", "< 3.10"
+gem "rspec-support", "< 3.10"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_5_2_rspec_lt_3_10.gemfile.lock b/gemfiles/rails_5_2_rspec_lt_3_10.gemfile.lock
index 1c004bed..586cd022 100644
--- a/gemfiles/rails_5_2_rspec_lt_3_10.gemfile.lock
+++ b/gemfiles/rails_5_2_rspec_lt_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (5.2.4.3)
+      actionview (= 5.2.4.3)
+      activesupport (= 5.2.4.3)
+      rack (~> 2.0, >= 2.0.8)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.2.4.3)
+      activesupport (= 5.2.4.3)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
     activemodel (5.2.4.3)
       activesupport (= 5.2.4.3)
     activerecord (5.2.4.3)
@@ -27,15 +40,24 @@ GEM
     arel (9.0.0)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubi (1.9.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.7.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
+    mini_portile2 (2.4.0)
     minitest (5.14.2)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -47,14 +69,24 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (5.2.4.3)
+      actionpack (= 5.2.4.3)
+      activesupport (= 5.2.4.3)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.19.0, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.9.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
     rspec-core (3.9.2)
       rspec-support (~> 3.9.3)
     rspec-expectations (3.9.2)
@@ -63,6 +95,14 @@ GEM
     rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.9.3)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +135,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 5.2.0)
   rake
-  rspec (< 3.10)
+  rspec-core (< 3.10)
+  rspec-expectations (< 3.10)
+  rspec-mocks (< 3.10)
+  rspec-rails
+  rspec-support (< 3.10)
   rubocop
   sqlite3 (~> 1.3.6)
   super_diff!
diff --git a/gemfiles/rails_6_0_rspec_gte_3_10.gemfile b/gemfiles/rails_6_0_rspec_gte_3_10.gemfile
index 6be47a3c..93d584c9 100644
--- a/gemfiles/rails_6_0_rspec_gte_3_10.gemfile
+++ b/gemfiles/rails_6_0_rspec_gte_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 6.0"
+gem "railties", "~> 6.0"
 gem "sqlite3", "~> 1.4.0", platform: [:ruby, :mswin, :mingw]
-gem "rspec", ">= 3.10", "< 4"
+gem "rspec-core", ">= 3.10", "< 4"
+gem "rspec-expectations", ">= 3.10", "< 4"
+gem "rspec-mocks", ">= 3.10", "< 4"
+gem "rspec-support", ">= 3.10", "< 4"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_6_0_rspec_gte_3_10.gemfile.lock b/gemfiles/rails_6_0_rspec_gte_3_10.gemfile.lock
index 0167b3a2..13a3d1ed 100644
--- a/gemfiles/rails_6_0_rspec_gte_3_10.gemfile.lock
+++ b/gemfiles/rails_6_0_rspec_gte_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (6.0.3.4)
+      actionview (= 6.0.3.4)
+      activesupport (= 6.0.3.4)
+      rack (~> 2.0, >= 2.0.8)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.2.0)
+    actionview (6.0.3.4)
+      activesupport (= 6.0.3.4)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
     activemodel (6.0.3.4)
       activesupport (= 6.0.3.4)
     activerecord (6.0.3.4)
@@ -26,15 +39,23 @@ GEM
       thor (>= 0.14.0)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubi (1.10.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.9.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
     minitest (5.14.2)
+    nokogiri (1.11.1-x86_64-darwin)
+      racc (~> 1.4)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -46,14 +67,25 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    racc (1.5.2)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (6.0.3.4)
+      actionpack (= 6.0.3.4)
+      activesupport (= 6.0.3.4)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.20.3, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.10.0)
-      rspec-core (~> 3.10.0)
-      rspec-expectations (~> 3.10.0)
-      rspec-mocks (~> 3.10.0)
     rspec-core (3.10.0)
       rspec-support (~> 3.10.0)
     rspec-expectations (3.10.0)
@@ -62,6 +94,14 @@ GEM
     rspec-mocks (3.10.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.10.0)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +135,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 6.0)
   rake
-  rspec (>= 3.10, < 4)
+  rspec-core (>= 3.10, < 4)
+  rspec-expectations (>= 3.10, < 4)
+  rspec-mocks (>= 3.10, < 4)
+  rspec-rails
+  rspec-support (>= 3.10, < 4)
   rubocop
   sqlite3 (~> 1.4.0)
   super_diff!
diff --git a/gemfiles/rails_6_0_rspec_lt_3_10.gemfile b/gemfiles/rails_6_0_rspec_lt_3_10.gemfile
index a6c43cf4..d09d051d 100644
--- a/gemfiles/rails_6_0_rspec_lt_3_10.gemfile
+++ b/gemfiles/rails_6_0_rspec_lt_3_10.gemfile
@@ -11,7 +11,12 @@ gem "rubocop"
 gem "activerecord-jdbcsqlite3-adapter", platform: :jruby
 gem "jdbc-sqlite3", platform: :jruby
 gem "activerecord", "~> 6.0"
+gem "railties", "~> 6.0"
 gem "sqlite3", "~> 1.4.0", platform: [:ruby, :mswin, :mingw]
-gem "rspec", "< 3.10"
+gem "rspec-core", "< 3.10"
+gem "rspec-expectations", "< 3.10"
+gem "rspec-mocks", "< 3.10"
+gem "rspec-support", "< 3.10"
+gem "rspec-rails"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_6_0_rspec_lt_3_10.gemfile.lock b/gemfiles/rails_6_0_rspec_lt_3_10.gemfile.lock
index ed2e22ff..800bd64f 100644
--- a/gemfiles/rails_6_0_rspec_lt_3_10.gemfile.lock
+++ b/gemfiles/rails_6_0_rspec_lt_3_10.gemfile.lock
@@ -9,6 +9,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (6.0.3.4)
+      actionview (= 6.0.3.4)
+      activesupport (= 6.0.3.4)
+      rack (~> 2.0, >= 2.0.8)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.2.0)
+    actionview (6.0.3.4)
+      activesupport (= 6.0.3.4)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
     activemodel (6.0.3.4)
       activesupport (= 6.0.3.4)
     activerecord (6.0.3.4)
@@ -26,15 +39,25 @@ GEM
       thor (>= 0.14.0)
     ast (2.4.1)
     attr_extras (6.2.4)
+    builder (3.2.4)
     byebug (11.1.3)
     childprocess (4.0.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.7)
+    crass (1.0.6)
     diff-lcs (1.4.4)
+    erubi (1.10.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
+    loofah (2.9.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     method_source (1.0.0)
+    mini_portile2 (2.5.0)
     minitest (5.14.2)
+    nokogiri (1.11.1)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     parallel (1.19.2)
     parser (2.7.1.4)
       ast (~> 2.4.1)
@@ -46,14 +69,25 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
+    racc (1.5.2)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (6.0.3.4)
+      actionpack (= 6.0.3.4)
+      activesupport (= 6.0.3.4)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.20.3, < 2.0)
     rainbow (3.0.0)
     rake (13.0.1)
     regexp_parser (1.7.1)
     rexml (3.2.4)
-    rspec (3.9.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
     rspec-core (3.9.2)
       rspec-support (~> 3.9.3)
     rspec-expectations (3.9.2)
@@ -62,6 +96,14 @@ GEM
     rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.9.3)
     rubocop (0.89.1)
       parallel (~> 1.10)
@@ -95,8 +137,13 @@ DEPENDENCIES
   jdbc-sqlite3
   pry-byebug
   pry-nav
+  railties (~> 6.0)
   rake
-  rspec (< 3.10)
+  rspec-core (< 3.10)
+  rspec-expectations (< 3.10)
+  rspec-mocks (< 3.10)
+  rspec-rails
+  rspec-support (< 3.10)
   rubocop
   sqlite3 (~> 1.4.0)
   super_diff!
diff --git a/lib/super_diff/rspec.rb b/lib/super_diff/rspec.rb
index 763231c8..e9af17fb 100644
--- a/lib/super_diff/rspec.rb
+++ b/lib/super_diff/rspec.rb
@@ -62,7 +62,10 @@ def self.fuzzy_object?(value)
     end
 
     def self.rspec_version
-      GemVersion.new(::RSpec::Version::STRING)
+      @_rspec_version ||= begin
+        require "rspec/core/version"
+        GemVersion.new(::RSpec::Core::Version::STRING)
+      end
     end
 
     SuperDiff.configuration.tap do |config|
diff --git a/lib/super_diff/rspec/monkey_patches.rb b/lib/super_diff/rspec/monkey_patches.rb
index 38f589fa..372e0350 100644
--- a/lib/super_diff/rspec/monkey_patches.rb
+++ b/lib/super_diff/rspec/monkey_patches.rb
@@ -9,7 +9,6 @@
 require "rspec/matchers/built_in/have_attributes"
 require "rspec/matchers/built_in/include"
 require "rspec/matchers/built_in/match"
-require "rspec/version"
 
 module RSpec
   module Expectations
diff --git a/support/test_plan.rb b/support/test_plan.rb
index bbf2b534..e666aa54 100644
--- a/support/test_plan.rb
+++ b/support/test_plan.rb
@@ -30,8 +30,6 @@ def boot
       require "pry-nav"
     end
 
-    require "rspec"
-
     require "super_diff"
     SuperDiff.const_set(:IntegrationTests, Module.new)
 
@@ -83,19 +81,19 @@ def boot_rails
   end
 
   def run_plain_test
-    run_test("super_diff/rspec")
+    run_test_with_libraries("super_diff/rspec")
   end
 
   def run_rspec_active_support_test
-    run_test("super_diff/rspec", "super_diff/active_support")
+    run_test_with_libraries("super_diff/rspec", "super_diff/active_support")
   end
 
   def run_rspec_active_record_test
-    run_test("super_diff/rspec", "super_diff/active_record")
+    run_test_with_libraries("super_diff/rspec", "super_diff/active_record")
   end
 
   def run_rspec_rails_test
-    run_test("super_diff/rspec-rails")
+    run_test_with_libraries("super_diff/rspec-rails")
   end
 
   private
@@ -124,21 +122,27 @@ def reconnect_activerecord
     end
   end
 
-  def run_test(*libraries)
+  def run_test_with_libraries(*libraries)
     if !using_outside_of_zeus?
       option_parser.parse!
     end
 
     SuperDiff::Csi.color_enabled = color_enabled?
+
+    if SuperDiff::CurrentBundle.instance.current_appraisal.name.start_with?("no_rails_")
+      require "rspec"
+    else
+      require "rails"
+      require "rspec-rails"
+    end
+
     RSpec.configure do |config|
       config.color_mode = color_enabled? ? :on : :off
     end
 
     yield if block_given?
 
-    libraries.each do |library|
-      require library
-    end
+    libraries.each { |library| require library }
 
     if !using_outside_of_zeus?
       RSpec::Core::Runner.invoke