Appraisals in activeadmin-reform-1.0.0 vs Appraisals in activeadmin-reform-1.1.0

@@ -1,23 +1,28 @@
 require 'yaml'
 
-ruby_versions = %w(2.5.3 2.6.1)
+ruby_versions = %w(2.5.5 2.6.3)
 
 [
-  { rails: '4.2.11', activeadmin: '1.2.1', reform: '2.2.4', 'reform-rails': '0.1.7' },
-  { rails: '5.2.2', activeadmin: { github: 'activeadmin', ref: 'd95a9a853' }, reform: '2.2.4', 'reform-rails': '0.1.7', bootsnap: '1.3.1' },
-  { rails: '5.2.2', activeadmin: { github: 'activeadmin', ref: 'd95a9a853' }, reform: '2.3.0.rc1', 'reform-rails': '0.2.0.rc2', bootsnap: '1.3.1' },
+  { rails: '4.2.11.1', activeadmin: '1.4.3', reform: '2.2.4', 'reform-rails': '0.1.7' },
+  { rails: '5.2.3', activeadmin: '2.0.0', reform: '2.2.4', 'reform-rails': '0.1.7', bootsnap: '1.3.1' },
+  { rails: '5.2.3', activeadmin: '2.1.0', reform: '2.2.4', 'reform-rails': '0.1.7', bootsnap: '1.3.1' },
+  { rails: '5.2.3', activeadmin: '2.1.0', reform: '2.3.0.rc1', 'reform-rails': '0.2.0.rc2', bootsnap: '1.3.1' },
 ].each do |deps|
   appraise deps.map { |name, requirement| "#{name}-#{requirement}" }.join('_') do
     deps.each { |name, requirement| gem name, requirement }
   end
 end
 
 gemfiles = Dir.glob('gemfiles/*.gemfile')
 travis = ::YAML.dump(
   'language' => 'ruby',
   'rvm' => ruby_versions,
-  'before_script' => [
+  'before_install' => [
+    'rvm use @global',
+    'gem uninstall bundler -x || true',
+    'gem install bundler --force --version=1.17.3',
+    'bundler --version',
     './bin/setup',
    ],
   'script'  => [
     'bundle exec rake spec',
     'bundle exec rubocop --fail-level C'