Update performance.rst

fnash · weaverryan · commit ddf358e33660 · 2013-04-18T07:22:33.000-04:00
diff --git a/book/performance.rst b/book/performance.rst
@@ -62,7 +62,7 @@ command line, and might become part of your deploy process:
 
     php composer.phar dump-autoload --optimize
 
-Internally, this builds the big class map array in ``vendor/composer/autoload_namespaces.php``.
+Internally, this builds the big class map array in ``vendor/composer/autoload_classmap.php``.
 
 Caching the Autoloader with APC
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