diff --git a/lib/plivo/resources/maskingsession.rb b/lib/plivo/resources/maskingsession.rb
index cc8612f..543e3ea 100644
--- a/lib/plivo/resources/maskingsession.rb
+++ b/lib/plivo/resources/maskingsession.rb
@@ -45,7 +45,7 @@ def to_s
                     created_time: @created_time,
                     modified_time: @modified_time,
                     expiry_time: @expiry_time,
-                    duration: @duration
+                    duration: @duration,
                     amount: @amount,
                     call_time_limit: @call_time_limit,
                     ring_timeout: @ring_timeout,
diff --git a/lib/plivo/rest_client.rb b/lib/plivo/rest_client.rb
index 1a73bd9..f1c29ec 100644
--- a/lib/plivo/rest_client.rb
+++ b/lib/plivo/rest_client.rb
@@ -9,7 +9,7 @@ class RestClient < BaseClient
     attr_reader :messages, :account, :subaccounts, :recordings
     attr_reader :pricings, :numbers, :calls, :conferences
     attr_reader :token
-    attr_reader :phone_numbers, :applications, :endpoints, :multipartycalls
+    attr_reader :phone_numbers, :applications, :endpoints, :multipartycalls, :maskingsession
     attr_reader :addresses, :identities
     attr_reader :call_feedback
     attr_reader :powerpacks
@@ -56,6 +56,7 @@ def configure_interfaces
       @calls = Resources::CallInterface.new(self)
       @token = Resources::TokenInterface.new(self)
       @endpoints = Resources::EndpointInterface.new(self)
+      @maskingsession = Resources::MaskingSessionInterface.new(self)
       @applications = Resources::ApplicationInterface.new(self)
       @addresses = Resources::AddressInterface.new(self)
       @identities = Resources::IdentityInterface.new(self)