diff --git a/admin/woocommerce-admin-settings.php b/admin/woocommerce-admin-settings.php
index 22611916084..55faed649c4 100644
--- a/admin/woocommerce-admin-settings.php
+++ b/admin/woocommerce-admin-settings.php
@@ -41,7 +41,7 @@ if ( ! function_exists( 'woocommerce_settings' ) ) {
 	    // Save settings
 	    if ( ! empty( $_POST ) ) {
 
-	    	if ( ! wp_verify_nonce( $_REQUEST['_wpnonce'], 'woocommerce-settings' ) )
+	    	if ( empty( $_REQUEST['_wpnonce'] ) || ! wp_verify_nonce( $_REQUEST['_wpnonce'], 'woocommerce-settings' ) )
 	    		die( __( 'Action failed. Please refresh the page and retry.', 'woocommerce' ) );
 
 	    	if ( ! $current_section ) {