diff --git a/app/models/progress_bar.rb b/app/models/progress_bar.rb
index 2f494196e..e739e4243 100644
--- a/app/models/progress_bar.rb
+++ b/app/models/progress_bar.rb
@@ -8,6 +8,7 @@ class ProgressBar < ActiveRecord::Base
 
   translates :title, touch: true
   include Globalizable
+  translation_class_delegate :primary?
 
   validates :progressable, presence: true
   validates :kind, presence: true,
diff --git a/app/models/progress_bar/translation.rb b/app/models/progress_bar/translation.rb
deleted file mode 100644
index d61f1d47b..000000000
--- a/app/models/progress_bar/translation.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-class ProgressBar::Translation < Globalize::ActiveRecord::Translation
-  delegate :primary?, to: :globalized_model
-end