diff --git a/lib/conductor.ex b/lib/conductor.ex
index bdaa62b03f3eb52bda31497ce84049d704d3741b..0a933ddca4043b46b83b7559282dc1c3d71d300a 100644
--- a/lib/conductor.ex
+++ b/lib/conductor.ex
@@ -32,7 +32,8 @@ defmodule Grengine.Conductor do
     :gproc.select(matcher)
   end
 
-  def do_performance(_, _, name, pid) do
+  def do_performance(perf) do
+    {_, _, name, pid} = perf
     Logger.info(name)
   end