diff --git a/lib/twilio-ruby/rest/pricing/countries.rb b/lib/twilio-ruby/rest/pricing/countries.rb
index <HASH>..<HASH> 100644
--- a/lib/twilio-ruby/rest/pricing/countries.rb
+++ b/lib/twilio-ruby/rest/pricing/countries.rb
@@ -1,7 +1,7 @@
 module Twilio
   module REST
     module Pricing
-      class Countries < ListResource
+      class Countries < NextGenListResource
         def initialize(path, client)
           super
           @list_key = 'countries'
diff --git a/lib/twilio-ruby/rest/pricing/voice/numbers.rb b/lib/twilio-ruby/rest/pricing/voice/numbers.rb
index <HASH>..<HASH> 100644
--- a/lib/twilio-ruby/rest/pricing/voice/numbers.rb
+++ b/lib/twilio-ruby/rest/pricing/voice/numbers.rb
@@ -1,7 +1,7 @@
 module Twilio
   module REST
     module Pricing
-      class Numbers < ListResource
+      class Numbers < NextGenListResource
         def initialize(path, client)
           super
           @submodule = :Pricing
Switch Pricing resources to next-gen lists