diff --git a/spec/interrupt_spec.rb b/spec/interrupt_spec.rb
index ad325e9..db4be33 100644
--- a/spec/interrupt_spec.rb
+++ b/spec/interrupt_spec.rb
@@ -1,10 +1,7 @@
 require 'spec_helper'
 
 describe Waterfoul::Interrupt do
-  before :each do
-    $mmu = Waterfoul::MMU.new
-  end
-
+  before { $mmu = Waterfoul::MMU.new }
   subject { described_class }
 
   describe '.request_interupt' do