diff --git a/lib/semantic/ansi_formatter.rb b/lib/semantic/ansi_formatter.rb
index 4e0d881..98c7fe0 100644
--- a/lib/semantic/ansi_formatter.rb
+++ b/lib/semantic/ansi_formatter.rb
@@ -176,7 +176,7 @@ module Semantic
 
       clazz = colorize("#{exc.class}\n", color_map[:fatal])
       message = colorize(exc.message.chomp(''), color_map[:error])
-      backtrace = stackisize(Rails.backtrace_cleaner.clean(exc.backtrace))
+      backtrace = stackisize(Rails.backtrace_cleaner.clean(exc.backtrace)) # TODO: backtrace_cleaner might be optionally disable from HotConstant
 
       "#{clazz}#{message}#{backtrace}"
     end