diff --git a/inc/gravityforms/class-addon.php b/inc/gravityforms/class-addon.php
index 5bd30e9..161ea35 100644
--- a/inc/gravityforms/class-addon.php
+++ b/inc/gravityforms/class-addon.php
@@ -18,6 +18,7 @@ use Ogre\Captcha\Widget;
 use GFForms;
 use GFAddOn;
 use GFFormDisplay;
+use GFCommon;
 
 defined('ABSPATH') || exit;