diff --git a/includes/model/class-openedx-woocommerce-plugin-enrollment.php b/includes/model/class-openedx-woocommerce-plugin-enrollment.php
index 417afcc..8a09c7a 100644
--- a/includes/model/class-openedx-woocommerce-plugin-enrollment.php
+++ b/includes/model/class-openedx-woocommerce-plugin-enrollment.php
@@ -214,7 +214,8 @@ public function save_action( $post_id, $post ) {
 			return;
 		}
 
-		$enrollment_arr = array();
+		$enrollment_arr    = array();
+		$enrollment_action = '';
 
 		if ( isset( $_POST['enrollment_course_id'] ) ) {
 			$enrollment_arr['enrollment_course_id'] = sanitize_text_field( wp_unslash( $_POST['enrollment_course_id'] ) );