Appraisals in calculated_attributes-0.3.0 vs Appraisals in calculated_attributes-0.4.0

@@ -1,13 +1,5 @@
-appraise 'rails3' do
-  gem 'activerecord', '~> 3.2'
-end
-
-appraise 'rails4_1' do
-  gem 'activerecord', '~> 4.1'
-end
-
 appraise 'rails4_2' do
   gem 'activerecord', '~> 4.2'
 end
 
 appraise 'rails5_0' do
@@ -17,7 +9,12 @@
 appraise 'rails5_1' do
   gem 'activerecord', '~> 5.1'
 end
 
 appraise 'rails5_2' do
-  gem 'activerecord', '~> 5.2.0.rc1'
+  gem 'activerecord', '~> 5.2'
+end
+
+appraise 'rails6_0' do
+  gem 'activerecord', '~> 6.0'
+  gem 'sqlite3', '~> 1.4'
 end