diff --git a/lib/ioki/model/operator/product.rb b/lib/ioki/model/operator/product.rb
index 94029320..ad552205 100644
--- a/lib/ioki/model/operator/product.rb
+++ b/lib/ioki/model/operator/product.rb
@@ -29,6 +29,10 @@ class Product < Base
                   on:         :read,
                   class_name: 'Provider'
 
+        attribute :provider_id,
+                  type: :string,
+                  on:   :read
+
         attribute :area,
                   type:       :object,
                   on:         :read,
diff --git a/lib/ioki/model/operator/provider.rb b/lib/ioki/model/operator/provider.rb
index faa9204c..0ce181f8 100644
--- a/lib/ioki/model/operator/provider.rb
+++ b/lib/ioki/model/operator/provider.rb
@@ -61,6 +61,11 @@ class Provider < Base
                   on:   :read,
                   type: :string
 
+        attribute :products,
+                  on:         :read,
+                  type:       :array,
+                  class_name: 'Product'
+
         attribute :psp,
                   on:   :read,
                   type: :string
@@ -93,10 +98,6 @@ class Provider < Base
         attribute :tip_payment_method_types,
                   on:   :read,
                   type: :array
-
-        attribute :version,
-                  on:   :read,
-                  type: :integer
       end
     end
   end
diff --git a/spec/ioki/model/operator/product_spec.rb b/spec/ioki/model/operator/product_spec.rb
index 245e4c4d..15f6ee1d 100644
--- a/spec/ioki/model/operator/product_spec.rb
+++ b/spec/ioki/model/operator/product_spec.rb
@@ -8,6 +8,7 @@
   it { is_expected.to define_attribute(:version).as(:integer) }
   it { is_expected.to define_attribute(:name).as(:string) }
   it { is_expected.to define_attribute(:provider).as(:object).with(class_name: 'Provider') }
+  it { is_expected.to define_attribute(:provider_id).as(:string) }
   it { is_expected.to define_attribute(:area).as(:object).with(class_name: 'Geojson') }
   it { is_expected.to define_attribute(:ad_hoc_bookable).as(:boolean) }
   it { is_expected.to define_attribute(:available_area_types).as(:array) }