README.md in spree-3.5.0 vs README.md in spree-3.6.0.rc1

@@ -41,13 +41,21 @@
 Getting Started
 ----------------------
 
 Add Spree gems to your Gemfile:
 
+### Rails 5.2
+
+```ruby
+gem 'spree', '~> 3.6.0.rc1'
+gem 'spree_auth_devise', '~> 3.3'
+gem 'spree_gateway', '~> 3.3'
+```
+
 ### Rails 5.1
 
 ```ruby
-gem 'spree', '~> 3.4.4'
+gem 'spree', '~> 3.5.0.rc2'
 gem 'spree_auth_devise', '~> 3.3'
 gem 'spree_gateway', '~> 3.3'
 ```
 
 ### Rails 5.0