README.md in atrium-ruby-2.8.3 vs README.md in atrium-ruby-2.8.4

- old
+ new

@@ -15,15 +15,15 @@
 ```
 
 Then either install the gem locally:
 
 ```shell
-gem install ./atrium-ruby-2.8.3.gem
+gem install ./atrium-ruby-2.8.4.gem
 ```
 
 Finally add this to the Gemfile:
 
-    gem 'atrium-ruby', '~> 2.8.3'
+    gem 'atrium-ruby', '~> 2.8.4'
 
 ### Install from Git
 
 Add the following in the Gemfile:
 