diff --git a/lib/adyen/client.rb b/lib/adyen/client.rb
index 2e3f772..3971448 100644
--- a/lib/adyen/client.rb
+++ b/lib/adyen/client.rb
@@ -13,16 +13,17 @@
 module Adyen
   class Client
     attr_accessor :ws_user, :ws_password, :api_key, :oauth_token, :client, :adapter
-    attr_reader :env, :connection_options
+    attr_reader :env, :connection_options, :adapter_options
 
     def initialize(ws_user: nil, ws_password: nil, api_key: nil, oauth_token: nil, env: :live, adapter: nil, mock_port: 3001,
-                   live_url_prefix: nil, mock_service_url_base: nil, connection_options: nil)
+                   live_url_prefix: nil, mock_service_url_base: nil, connection_options: nil, adapter_options: nil)
       @ws_user = ws_user
       @ws_password = ws_password
       @api_key = api_key
       @oauth_token = oauth_token
       @env = env
       @adapter = adapter || Faraday.default_adapter
+      @adapter_options = adapter_options || Faraday.default_adapter_options
       @mock_service_url_base = mock_service_url_base || "http://localhost:#{mock_port}"
       @live_url_prefix = live_url_prefix
       @connection_options = connection_options || Faraday::ConnectionOptions.new
@@ -118,7 +119,7 @@ def call_adyen_api(service, action, request_data, headers, version, _with_applic
 
       # initialize Faraday connection object
       conn = Faraday.new(url, @connection_options) do |faraday|
-        faraday.adapter @adapter
+        faraday.adapter @adapter, **@adapter_options
         faraday.headers['Content-Type'] = 'application/json'
         faraday.headers['User-Agent'] = "#{Adyen::NAME}/#{Adyen::VERSION}"