diff --git a/README.md b/README.md
index b172be3..1787eaa 100644
--- a/README.md
+++ b/README.md
@@ -61,4 +61,4 @@
 
 ---
 
-Copyright © 2020-2023 [Bhao](https://dwd.moe/), under GPL-3.0 License.
+Copyright © 2020-2024 [Bhao](https://dwd.moe/), under GPL-3.0 License.
diff --git a/functions.php b/functions.php
index c18adbc..c4601f1 100644
--- a/functions.php
+++ b/functions.php
@@ -11,13 +11,13 @@
  * 
  * @author Bhao
  * @link https://dwd.moe/
- * @date 2023-12-14
+ * @date 2024-01-02
  */
 
 if (!defined('__TYPECHO_ROOT_DIR__')) exit;
 
 define("THEME_NAME", "Cuckoo");
-define("THEME_VERSION", "2.1.0-RC.1");
+define("THEME_VERSION", "2.1.0");
 
 require_once("includes/setting.php");
 require_once("includes/owo.php");
diff --git a/index.php b/index.php
index fc19a1f..0d9445d 100644
--- a/index.php
+++ b/index.php
@@ -7,7 +7,7 @@
  *
  * @package Cuckoo
  * @author Bhao
- * @version 2.1.0-RC.1
+ * @version 2.1.0
  * @link https://dwd.moe
  * @date 2020-02-02
  */