diff --git a/gulliver/system/class.xmlform.php b/gulliver/system/class.xmlform.php
index 327e4f764..38185148c 100755
--- a/gulliver/system/class.xmlform.php
+++ b/gulliver/system/class.xmlform.php
@@ -560,7 +560,7 @@ class XmlForm_Field
                 $events[$attribute] = $value;
             }
         }
-        if ($sizeof( $events ) < 1) {
+        if (sizeof( $events ) < 1) {
             return '{}';
         }
         return $json->encode( $events );