diff --git a/debian/control b/debian/control
index 08764b0..ae7d243 100644
--- a/debian/control
+++ b/debian/control
@@ -50,7 +50,7 @@ Build-Depends:
  python3-setuptools,
  python3-six (>= 1.9.0-3~),
  python3-tz,
-Standards-Version: 4.1.1
+Standards-Version: 4.1.3
 Homepage: https://github.com/mvantellingen/python-zeep
 Vcs-Browser: https://anonscm.debian.org/cgit/tryton/python-zeep.git
 Vcs-Git: https://anonscm.debian.org/cgit/tryton/python-zeep.git