diff --git a/Cakefile b/Cakefile
index 8d4d87a0..65e3240c 100644
--- a/Cakefile
+++ b/Cakefile
@@ -6,9 +6,7 @@ CoffeeScript: require './lib/coffee-script'
 # Run a CoffeeScript through our node/coffee interpreter.
 run: (args) ->
   proc: spawn 'bin/coffee', args
-  err: ""
-  proc.stderr.addListener 'data', (data) -> err += data
-  proc.addListener 'exit', (ex) -> puts err if ex != 0
+  proc.stderr.addListener 'data', (buffer) -> puts buffer.toString()
 
 option '-p', '--prefix [DIR]', 'set the installation prefix for `cake install`'