diff --git a/debian/compat b/debian/compat
index ec635144f60048986bc560c5576355344005e6e7..b4de3947675361a7770d29b8982c407b0ec6b2a0 100644
--- a/debian/compat
+++ b/debian/compat
@@ -1 +1 @@
-9
+11
diff --git a/debian/control b/debian/control
index 9d079df718acee74bb227c28cabd790db9e977af..5d491b28778945d99905c8725f1da8cdf8922dc4 100644
--- a/debian/control
+++ b/debian/control
@@ -3,7 +3,7 @@ Section: ruby
 Priority: optional
 Maintainer: Debian Ruby Extras Maintainers <pkg-ruby-extras-maintainers@lists.alioth.debian.org>
 Uploaders: Youhei SASAKI <uwabami@gfd-dennou.org>
-Build-Depends: debhelper (>= 9~),
+Build-Depends: debhelper (>= 11~),
                gem2deb
 Standards-Version: 3.9.7
 Vcs-Git: https://anonscm.debian.org/git/pkg-ruby-extras/ruby-jekyll-gist.git