lib/deepl/configuration.rb in deepl-rb-2.5.0 vs lib/deepl/configuration.rb in deepl-rb-2.5.1

@@ -6,10 +6,10 @@
 
     attr_accessor(*ATTRIBUTES)
 
     def initialize(data = {})
       data.each { |key, value| send("#{key}=", value) }
-      @auth_key ||= ENV['DEEPL_AUTH_KEY']
+      @auth_key ||= ENV.fetch('DEEPL_AUTH_KEY', nil)
       @host ||= 'https://api.deepl.com'
       @version ||= 'v2'
     end
 
     def validate!