diff --git a/lib/active_resource/connection.rb b/lib/active_resource/connection.rb
index 7a5e917e3b..306dfeed8d 100644
--- a/lib/active_resource/connection.rb
+++ b/lib/active_resource/connection.rb
@@ -1,6 +1,5 @@
 # frozen_string_literal: true
 
-require "active_support/core_ext/benchmark"
 require "active_support/core_ext/object/inclusion"
 require "net/https"
 require "date"