diff --git a/lib/onesignal/configuration.rb b/lib/onesignal/configuration.rb
index 1ffb201..9daca57 100644
--- a/lib/onesignal/configuration.rb
+++ b/lib/onesignal/configuration.rb
@@ -39,6 +39,12 @@ class Configuration
     # OneSignal API token for User Authentication
     attr_accessor :user_key
 
+    # OneSignal Organization API Key
+    attr_accessor :organization_api_key
+
+    # OneSignal REST API Key
+    attr_accessor :rest_api_key
+
     # Set this to enable/disable debugging. When enabled (set to true), HTTP request/response
     # details will be logged with `logger.debug` (see the `logger` attribute).
     # Default to false.
diff --git a/spec/configuration_spec.rb b/spec/configuration_spec.rb
index 762a1e8..26764a4 100644
--- a/spec/configuration_spec.rb
+++ b/spec/configuration_spec.rb
@@ -39,4 +39,16 @@
       end
     end
   end
+
+  describe 'API keys' do
+    it 'should allow setting and retrieving organization_api_key' do
+      config.organization_api_key = 'test_org_key'
+      expect(config.organization_api_key).to eq('test_org_key')
+    end
+
+    it 'should allow setting and retrieving rest_api_key' do
+      config.rest_api_key = 'test_rest_key'
+      expect(config.rest_api_key).to eq('test_rest_key')
+    end
+  end
 end