diff --git a/source/SAC_style.sty b/source/SAC_style.sty
index f0b52dbbb..9e8ff2d25 100644
--- a/source/SAC_style.sty
+++ b/source/SAC_style.sty
@@ -1,7 +1,7 @@
 % 文档相关信息
 \newcommand{\SACDOCTITLE}{SAC \textbf{参考手册}}   % 文档标题
 \newcommand{\SACDOCAUTHOR}{SeisMan}               % 文档作者
-\newcommand{\SACDOCVERSION}{4.1-dev}              % 文档版本
+\newcommand{\SACDOCVERSION}{4.1}              % 文档版本
 \newcommand{\SACDOCDATE}{\today}                  % 文档发布日期
 \newcommand{\SACVERSION}{101.6a}                  % SAC版本号
 
diff --git a/source/appendix/changelog.rst b/source/appendix/changelog.rst
index 3e2b4aeb0..53eac3440 100644
--- a/source/appendix/changelog.rst
+++ b/source/appendix/changelog.rst
@@ -6,10 +6,11 @@
 
    \titleformat{\section}{\Large\bfseries}{}{0em}{}{}
 
-v4.1
-====
+v4.1 (2020-09-23)
+=================
 
 - 新增内容：Julia中的SAC I/O
+- 修复BUG
 
 v4.0 (2018-12-23)
 =================
diff --git a/source/conf.py b/source/conf.py
index dcc430d9f..aee89f9ea 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -25,7 +25,7 @@
 project = 'SAC参考手册'
 copyright = '2012 - {}, SeisMan'.format(datetime.date.today().year)
 author = 'SeisMan'
-version = '4.1-dev'
+version = '4.1'
 release = version
 language = 'zh_CN'
 
diff --git a/source/version.rst b/source/version.rst
index 4261bc7f0..101cd3fe4 100644
--- a/source/version.rst
+++ b/source/version.rst
@@ -38,3 +38,5 @@ SAC，都建议阅读最新版本的文档。
 +----------+--------------+---------+--------------+
 | 4.0      | 2018-12-23   | 101.6a  | 2013-11-11   |
 +----------+--------------+---------+--------------+
+| 4.1      | 2020-09-23   | 101.6a  | 2013-11-11   |
++----------+--------------+---------+--------------+