2 files changed, 2 insertions, 2 deletions
diff --git a/lib/rainbows/fiber/coolio/methods.rb b/lib/rainbows/fiber/coolio/methods.rb
index 2e664ff..a327148 100644
--- a/lib/rainbows/fiber/coolio/methods.rb
+++ b/lib/rainbows/fiber/coolio/methods.rb
@@ -28,7 +28,7 @@ module Rainbows::Fiber::Coolio::Methods
      @w.disable
    end
  
-  def kgio_wait_readable
+  def kgio_wait_readable(timeout = nil)
      @r = Watcher.new(self, :r) unless defined?(@r)
      @r.enable unless @r.enabled?
      Fiber.yield
diff --git a/lib/rainbows/fiber/io/methods.rb b/lib/rainbows/fiber/io/methods.rb
index 9df0f01..e490818 100644
--- a/lib/rainbows/fiber/io/methods.rb
+++ b/lib/rainbows/fiber/io/methods.rb
@@ -29,7 +29,7 @@ module Rainbows::Fiber::IO::Methods
      super
    end
  
-  def kgio_wait_readable
+  def kgio_wait_readable(timeout = nil)
      fd = fileno
      @f = Fiber.current
      RD[fd] = self