diff --git a/conf.py b/conf.py
index a64d9a8..e7b49a3 100644
--- a/conf.py
+++ b/conf.py
@@ -49,7 +49,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = u'台師大問卷調查平台LimeSurvey學習手冊'
-copyright = u'2017, 楊士青'
+copyright = u'2017-2018, 楊士青'
 author = u'楊士青 <imacat@ntnu.edu.tw>'
 
 # The version info for the project you're documenting, acts as replacement for
diff --git a/index.rst b/index.rst
index 1a451cf..b439d2e 100644
--- a/index.rst
+++ b/index.rst
@@ -6,7 +6,7 @@
 台師大問卷調查平台LimeSurvey學習手冊
 ====================================
 
-版權所有 |copy| 2017 楊士青。
+版權所有 |copy| 2017-2018 楊士青。
 
 「台師大問卷調查平台LimeSurvey學習手冊」由
 `楊士青 <imacat@ntnu.edu.tw>`_ 撰寫，採用