diff --git a/lib/liquid.rb b/lib/liquid.rb
index e41b8c90..5eda04e7 100644
--- a/lib/liquid.rb
+++ b/lib/liquid.rb
@@ -84,7 +84,6 @@ require 'liquid/tokenizer'
 require 'liquid/parse_context'
 require 'liquid/partial_cache'
 require 'liquid/usage'
-require 'liquid/register'
 require 'liquid/registers'
 require 'liquid/template_factory'
 
diff --git a/lib/liquid/register.rb b/lib/liquid/register.rb
deleted file mode 100644
index 92d02266..00000000
--- a/lib/liquid/register.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-# frozen_string_literal: true
-
-module Liquid
-  class Register
-  end
-end