diff --git a/CHANGELOG.md b/CHANGELOG.md
index 36bb858..9a31e25 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [3.3.5] - 2024-05-09
+
 ### Changed
 
 - 本科生摘要关键词的分隔符改为分号，同步教务处 2023-05-06 的修改（[#376](https://github.com/ustctug/ustcthesis/issues/376)）。
@@ -313,7 +315,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - 优化图注、算法的行距。
 - 二级以下节标题编号下采用“1.”、“(1)”、“①”。
 
-[Unreleased]: https://github.com/ustctug/ustcthesis/compare/v3.3.4...HEAD
+[Unreleased]: https://github.com/ustctug/ustcthesis/compare/v3.3.5...HEAD
+[3.3.5]: https://github.com/ustctug/ustcthesis/compare/v3.3.4...v3.3.5
 [3.3.4]: https://github.com/ustctug/ustcthesis/compare/v3.3.3...v3.3.4
 [3.3.3]: https://github.com/ustctug/ustcthesis/compare/v3.3.2...v3.3.3
 [3.3.2]: https://github.com/ustctug/ustcthesis/compare/v3.3.1...v3.3.2
diff --git a/ustcthesis-doc.tex b/ustcthesis-doc.tex
index 4c3554a..c2d3310 100644
--- a/ustcthesis-doc.tex
+++ b/ustcthesis-doc.tex
@@ -3,7 +3,7 @@
 % !TeX spellcheck = en_US
 
 %
-% Copyright (C) 2015-2023 by USTC TeX Users Group <https://github.com/ustctug>
+% Copyright (C) 2015-2024 by USTC TeX Users Group <https://github.com/ustctug>
 %
 % This file may be distributed and/or modified under the
 % conditions of the LaTeX Project Public License, either version 1.3c
@@ -113,7 +113,7 @@
 \title{\cls{ustcthesis} 使用说明}
 \author{Zeping Lee\thanks{zepinglee AT gmail.com} \and
         seisman\thanks{seisman.info AT gmail.com} }
-\date{v3.3.4\qquad 2023-05-10}
+\date{v3.3.5\qquad 2024-05-09}
 \maketitle
 
 
diff --git a/ustcthesis.cls b/ustcthesis.cls
index 75169fd..2c33987 100644
--- a/ustcthesis.cls
+++ b/ustcthesis.cls
@@ -1,5 +1,5 @@
 %
-% Copyright (C) 2015-2023 by USTC TeX Users Group <https://github.com/ustctug>
+% Copyright (C) 2015-2024 by USTC TeX Users Group <https://github.com/ustctug>
 %
 % This file may be distributed and/or modified under the
 % conditions of the LaTeX Project Public License, either version 1.3c
@@ -11,8 +11,8 @@
 %
 
 \NeedsTeXFormat{LaTeX2e}[2017/04/15]
-\newcommand\ustcthesisversion{3.3.4}
-\ProvidesClass{ustcthesis}[2023/05/10 {\ustcthesisversion} USTC thesis template]
+\newcommand\ustcthesisversion{3.3.5}
+\ProvidesClass{ustcthesis}[2024/05/09 v\ustcthesisversion\space USTC thesis template]
 
 % 报错和警告
 \newcommand\ustc@error[1]{%