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-rw-r--r--Postman/Postman-Mail/PostmanSendGridMailEngine.php3
1 files changed, 3 insertions, 0 deletions
diff --git a/Postman/Postman-Mail/PostmanSendGridMailEngine.php b/Postman/Postman-Mail/PostmanSendGridMailEngine.php
index 311d7cc..2ffb8e2 100644
--- a/Postman/Postman-Mail/PostmanSendGridMailEngine.php
+++ b/Postman/Postman-Mail/PostmanSendGridMailEngine.php
@@ -1,4 +1,7 @@
<?php
+if ( ! defined( 'ABSPATH' ) ) {
+ exit; // Exit if accessed directly
+}
if ( ! class_exists( 'PostmanSendGridMailEngine' ) ) {