diff --git a/lib/searchkick/controller_runtime.rb b/lib/searchkick/controller_runtime.rb
index dff8f33..4754526 100644
--- a/lib/searchkick/controller_runtime.rb
+++ b/lib/searchkick/controller_runtime.rb
@@ -1,5 +1,5 @@
+# based on https://gist.github.com/mnutt/566725
 module Searchkick
-  # https://github.com/rails/rails/blob/master/activerecord/lib/active_record/railties/controller_runtime.rb
   module ControllerRuntime
     extend ActiveSupport::Concern
 
diff --git a/lib/searchkick/log_subscriber.rb b/lib/searchkick/log_subscriber.rb
index baa9295..9bd1b49 100644
--- a/lib/searchkick/log_subscriber.rb
+++ b/lib/searchkick/log_subscriber.rb
@@ -1,5 +1,5 @@
+# based on https://gist.github.com/mnutt/566725
 module Searchkick
-  # https://github.com/rails/rails/blob/master/activerecord/lib/active_record/log_subscriber.rb
   class LogSubscriber < ActiveSupport::LogSubscriber
     def self.runtime=(value)
       Thread.current[:searchkick_runtime] = value
--
libgit2 0.21.0