README.md in onfido-3.3.1 vs README.md in onfido-3.4.0

- old
+ new

@@ -12,10 +12,10 @@
 ## Installation & Usage
 
 ### Installation
 
 ```ruby
-gem onfido, '~> 3.3.1'
+gem onfido, '~> 3.4.0'
 ```
 
 Configure with your API token, region and optional timeout (default value is 30):
 
 ```ruby