diff -bu ./lib/Elastic/Model/Meta/Class/Doc.pm~ ./lib/Elastic/Model/Meta/Class/Doc.pm
--- ./lib/Elastic/Model/Meta/Class/Doc.pm~	2013-05-08 14:30:06.000000000 -0500
+++ ./lib/Elastic/Model/Meta/Class/Doc.pm	2013-07-25 08:17:09.536402358 -0500
@@ -91,7 +91,7 @@
         . $self->_inline_generate_instance( '$instance',
         '"' . $self->name . '"' )
         . 'return $instance' . '}';
-    return eval($src) or croak $@;
+    return eval($src) || croak $@;
 }
 
 #===================================