diff --git a/lib/travis/api/v3/models/branch.rb b/lib/travis/api/v3/models/branch.rb
index fa0a00ef..df66788e 100644
--- a/lib/travis/api/v3/models/branch.rb
+++ b/lib/travis/api/v3/models/branch.rb
@@ -4,5 +4,9 @@ module Travis::API::V3
     belongs_to :last_build, class_name: 'Travis::API::V3::Models::Build'.freeze
     has_many   :builds,  foreign_key: [:repository_id, :branch], primary_key: [:repository_id, :name], order: 'builds.id DESC'.freeze, conditions: { event_type: 'push' }
     has_many   :commits, foreign_key: [:repository_id, :branch], primary_key: [:repository_id, :name], order: 'commits.id DESC'.freeze
+
+    def default_branch
+      name == repository.default_branch_name
+    end
   end
 end
diff --git a/lib/travis/api/v3/renderer/branch.rb b/lib/travis/api/v3/renderer/branch.rb
index 25374604..fb272db4 100644
--- a/lib/travis/api/v3/renderer/branch.rb
+++ b/lib/travis/api/v3/renderer/branch.rb
@@ -2,7 +2,7 @@ require 'travis/api/v3/renderer/model_renderer'
 
 module Travis::API::V3
   class Renderer::Branch < Renderer::ModelRenderer
-    representation(:minimal,  :name, :last_build)
-    representation(:standard, :name, :repository, :last_build, :exists_on_github)
+    representation(:minimal, :name)
+    representation(:standard, :name, :repository, :default_branch, :exists_on_github, :last_build)
   end
 end