diff --git a/core/app/models/spree/calculator.rb b/core/app/models/spree/calculator.rb
index 84e92b8d850..650af7fb49b 100644
--- a/core/app/models/spree/calculator.rb
+++ b/core/app/models/spree/calculator.rb
@@ -25,9 +25,6 @@ def self.description
 
     ###################################################################
 
-    def self.register(*_klasses)
-    end
-
     # Returns all calculators applicable for kind of work
     def self.calculators
       Rails.application.config.spree.calculators