diff --git a/lib/Cake/Utility/Inflector.php b/lib/Cake/Utility/Inflector.php
index a8ca02dfd..3e99149c0 100644
--- a/lib/Cake/Utility/Inflector.php
+++ b/lib/Cake/Utility/Inflector.php
@@ -78,6 +78,7 @@ class Inflector {
 			'cookie' => 'cookies',
 			'corpus' => 'corpuses',
 			'cow' => 'cows',
+			'criterion' => 'criteria',
 			'ganglion' => 'ganglions',
 			'genie' => 'genies',
 			'genus' => 'genera',