diff -bu Spark-Form-0.2102-jagdFj/lib/Spark/Form.pm~ Spark-Form-0.2102-jagdFj/lib/Spark/Form.pm
--- Spark-Form-0.2102-jagdFj/lib/Spark/Form.pm~	2009-09-13 16:50:37.000000000 -0500
+++ Spark-Form-0.2102-jagdFj/lib/Spark/Form.pm	2013-07-23 17:24:41.324085096 -0500
@@ -199,7 +199,7 @@
     my ($self, $thing) = @_;
     return eval {
         $thing->isa('Spark::Form::Field')
-    } or 0;
+    } || 0;
 }
 
 sub _add_custom_field {