diff --git a/debian/changelog b/debian/changelog
index 008b4b0..165a285 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -2,6 +2,7 @@
 
   * Update debian/control.
     - Remove uim-utils from Depends of uim-mozc. (Closes: #875758)
+    - Update Standards-Version to 4.1.0.
 
  -- Nobuhiro Iwamatsu <iwamatsu@debian.org>  Tue, 26 Sep 2017 00:13:44 +0900
 
diff --git a/debian/control b/debian/control
index 9e383cc..4323d90 100644
--- a/debian/control
+++ b/debian/control
@@ -10,7 +10,7 @@
 	libgwengui-qt5-dev, libuim-dev,
 	libzinnia-dev, fcitx-libs-dev, gettext,
 	desktop-file-utils, ninja-build
-Standards-Version: 4.0.0
+Standards-Version: 4.1.0
 Homepage: https://github.com/google/mozc.git
 Vcs-Git: https://anonscm.debian.org/collab-maint/mozc.git
 Vcs-Browser: https://anonscm.debian.org/gitweb/?p=collab-maint/mozc.git;a=summary