diff --git a/gravity-forms-braintree.php b/gravity-forms-braintree.php
index 45534e9..a3a10cd 100644
--- a/gravity-forms-braintree.php
+++ b/gravity-forms-braintree.php
@@ -22,8 +22,9 @@
 	GFForms::include_payment_addon_framework();
 
 	// Require Braintree Payments core
-	require_once $path . 'lib/Braintree.php';
-
+  if ( ! class_exists( 'Braintree' ) ) {
+	 require_once $path . 'lib/Braintree.php';
+  }
 	// Require plugin entry point
 	require_once $path . 'lib/class.plugify-gform-braintree.php';