diff --git a/lib/checkout_sdk/payments/source/apm/ideal_source.rb b/lib/checkout_sdk/payments/source/apm/ideal_source.rb
index 1aaa628..7eccd66 100644
--- a/lib/checkout_sdk/payments/source/apm/ideal_source.rb
+++ b/lib/checkout_sdk/payments/source/apm/ideal_source.rb
@@ -2,15 +2,12 @@
 
 module CheckoutSdk
   module Payments
-    # @!attribute bic
-    #   @return [String]
     # @!attribute description
     #   @return [String]
     # @!attribute language
     #   @return [String]
     class IdealSource < PaymentSource
-      attr_accessor :bic,
-                    :description,
+      attr_accessor :description,
                     :language
 
       def initialize
diff --git a/lib/checkout_sdk/sessions/authentication_type.rb b/lib/checkout_sdk/sessions/authentication_type.rb
index 8a4e98e..19c8496 100644
--- a/lib/checkout_sdk/sessions/authentication_type.rb
+++ b/lib/checkout_sdk/sessions/authentication_type.rb
@@ -5,6 +5,9 @@ module Sessions
     module AuthenticationType
       REGULAR = 'regular'
       RECURRING = 'recurring'
+      INSTALLMENT = 'installment'
+      MAINTAIN_CARD = 'maintain_card'
+      ADD_CARD = 'add_card'
     end
   end
 end
diff --git a/spec/checkout_sdk/payments/request_apm_payments_integration_spec.rb b/spec/checkout_sdk/payments/request_apm_payments_integration_spec.rb
index 0226b80..3224f6e 100644
--- a/spec/checkout_sdk/payments/request_apm_payments_integration_spec.rb
+++ b/spec/checkout_sdk/payments/request_apm_payments_integration_spec.rb
@@ -119,10 +119,9 @@
       end
     end
 
-    context 'when requesting Ideal source payment' do
+    context 'when requesting Ideal source payment', skip: 'unavailable' do
       it 'should request payment correctly' do
         source = CheckoutSdk::Payments::IdealSource.new
-        source.bic = 'INGBNL2A'
         source.description = 'ORD50234E89'
         source.language = 'nl'