diff --git a/examples/simple/exclamation_bolt.rb b/examples/simple/exclamation_bolt.rb
index 7299e91..a4fd652 100644
--- a/examples/simple/exclamation_bolt.rb
+++ b/examples/simple/exclamation_bolt.rb
@@ -2,5 +2,5 @@ require 'red_storm'
 
 class ExclamationBolt < RedStorm::SimpleBolt
   output_fields :word
-  on_receive (:ack => true, :anchor => true) {|tuple| tuple.getString(0) + "!!!"}
+  on_receive(:ack => true, :anchor => true) {|tuple| tuple.getString(0) + "!!!"}
 end