diff --git a/slack-mathbot.rb b/slack-mathbot.rb
index 540dd6d..a13c570 100644
--- a/slack-mathbot.rb
+++ b/slack-mathbot.rb
@@ -1,4 +1,3 @@
-require Math
 require 'slack-ruby-bot'
 require 'slack-mathbot/version'
 require 'slack-mathbot/about'