diff --git a/lib/CleantalkSP/SpbctWP/RemoteCalls.php b/lib/CleantalkSP/SpbctWP/RemoteCalls.php
index 65250c832..2786c2fbf 100644
--- a/lib/CleantalkSP/SpbctWP/RemoteCalls.php
+++ b/lib/CleantalkSP/SpbctWP/RemoteCalls.php
@@ -299,6 +299,40 @@ public static function action__scanner__check_dir() // phpcs:ignore PSR1.Methods
         wp_send_json($results);
     }
 
+
+    /**
+     * Update license
+     *
+     * @psalm-suppress PossiblyUnusedMethod
+     */
+    public static function action__update_license() // phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps
+    {
+        global $spbc;
+
+        $spbc_key = $spbc->settings['spbc_key'];
+
+        if ( empty($spbc_key) ) {
+            if ( ! $spbc->is_mainsite && $spbc->ms__work_mode != 2 ) {
+                $spbc_key = ! empty($spbc->network_settings['spbc_key']) ? $spbc->network_settings['spbc_key'] : false;
+                if ( ! $spbc_key ) {
+                    wp_send_json(['ERROR' => 'KEY_IS_NOT_OK_ON_MAIN_WPMS_SITE']);
+                }
+            } else {
+                $spbc_key =  ! empty($spbc->settings['spbc_key']) ? $spbc->settings['spbc_key'] : false;
+                if ( ! $spbc_key ) {
+                    wp_send_json(['ERROR' => 'KEY_IS_NOT_OK']);
+                }
+            }
+        }
+
+        $account_status = spbc_check_account_status($spbc_key);
+        if (is_string($account_status)) {
+            wp_send_json(['ERROR' => $account_status]);
+        }
+
+        wp_send_json(['OK' => true]);
+    }
+
     /**
      * @psalm-suppress PossiblyUnusedMethod
      */