diff --git a/source/conf.py b/source/conf.py
index ff06f2b..2f1dbb4 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -22,7 +22,7 @@ copyright = '2017-2021, 楊士青, 2017-2018, 國立臺灣師範大學'
 author = '楊士青, 國立臺灣師範大學'
 
 # The full version, including alpha/beta/rc tags
-release = '2.4'
+release = '2.5'
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/source/index.rst b/source/index.rst
index f2b6029..47a3884 100644
--- a/source/index.rst
+++ b/source/index.rst
@@ -35,7 +35,7 @@
 .. _填答者名單CSV檔範例: https://limesurvey.imacat.idv.tw/learning/v2/participants-example.csv
 .. _Sphinx/reStructuredText: https://www.sphinx-doc.org
 .. _GitHub上的開源專案: https://github.com/imacat/learning-limesurvey
-.. _原始檔: https://limesurvey.imacat.idv.tw/learning/v2/learning-limesurvey-2.4.zip
+.. _原始檔: https://limesurvey.imacat.idv.tw/learning/v2/learning-limesurvey-2.5.zip
 .. _本學習手冊上的範例問卷: https://limesurvey.imacat.idv.tw/161873
 .. _LimeSurvey官方線上說明: https://manual.limesurvey.org/LimeSurvey_Manual