diff --git a/acs.coffee b/acs.coffee
index e609870..c28d8c7 100644
--- a/acs.coffee
+++ b/acs.coffee
@@ -512,7 +512,7 @@ if cluster.isMaster
     , config.WORKER_RESPAWN_TIME)
   )
 
-  for i in [1 .. numCPUs]
+  for [1 .. numCPUs]
     cluster.fork()
 else
   options = {
diff --git a/api.coffee b/api.coffee
index 631850f..bb39077 100644
--- a/api.coffee
+++ b/api.coffee
@@ -37,7 +37,7 @@ if cluster.isMaster
     , config.WORKER_RESPAWN_TIME)
   )
 
-  for i in [1 .. numCPUs]
+  for [1 .. numCPUs]
     cluster.fork()
 else
   server = http.createServer (request, response) ->