diff --git a/.ruby-version b/.ruby-version
index 58073ef..338a5b5 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.4.1
\ No newline at end of file
+2.6.6
diff --git a/Gemfile b/Gemfile
index cbd89f6..513f68c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -36,7 +36,7 @@ Encoding.default_internal = Encoding::UTF_8
 
 gemspec
 
-gem 'rails', '~> 5.1'
+gem 'rails', '>= 5.0', '< 7'
 
 gem 'bundler'
 gem 'puma'
@@ -70,4 +70,4 @@ gem 'redis-store'
 gem 'redis-rails'
 gem 'redis'
 
-gem 'rails-i18n'
\ No newline at end of file
+gem 'rails-i18n'
diff --git a/lib/tml_rails/version.rb b/lib/tml_rails/version.rb
index 5e46c4f..22fe37b 100644
--- a/lib/tml_rails/version.rb
+++ b/lib/tml_rails/version.rb
@@ -30,5 +30,5 @@
 #++
 
 module TmlRails
-  VERSION = '6.0.2'
+  VERSION = '6.1.0'
 end
diff --git a/tml-rails.gemspec b/tml-rails.gemspec
index 8c5a826..0e48a35 100644
--- a/tml-rails.gemspec
+++ b/tml-rails.gemspec
@@ -47,6 +47,6 @@ Gem::Specification.new do |s|
   s.files = Dir['{app,config,lib}/**/*'] + %w(LICENSE Rakefile README.md)
   s.licenses = 'MIT-LICENSE'
 
-  s.add_dependency 'rails', '~> 5.0'
+  s.add_dependency 'rails', '>= 5.0', '< 7'
   s.add_dependency 'tml', '~> 5.7'
 end