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-rw-r--r--lib/rainbows.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/rainbows.rb b/lib/rainbows.rb
index f731a6a..395ce13 100644
--- a/lib/rainbows.rb
+++ b/lib/rainbows.rb
@@ -1,6 +1,7 @@
 # -*- encoding: binary -*-
 require 'kgio'
 require 'unicorn'
+require 'io/wait'
 Unicorn::SocketHelper::DEFAULTS.merge!({
   # the value passed to TCP_DEFER_ACCEPT actually matters in Linux 2.6.32+
   :tcp_defer_accept => 60,