debian/changelog

+zookeeper (3.4.13-4) UNRELEASED; urgency=medium
+
+  * Bump debhelper from old 11 to 12.
+  * Re-export upstream signing key without extra signatures.
+
+ -- Jelmer Vernooij <jelmer@debian.org>  Thu, 22 Aug 2019 21:59:32 +0000
+
 zookeeper (3.4.13-3) unstable; urgency=medium
 
   * Address FTBFS with GCC 9 (Closes: #925869)

debian/compat

-11

debian/control

@@ -9,7 +9,6 @@ Build-Depends:
  ant-optional,
  autoconf,
  automake,
- debhelper (>= 11~),
  default-jdk (>= 2:1.6),
  default-jdk-doc,
  dh-python,
@@ -34,7 +33,8 @@ Build-Depends:
  maven-repo-helper,
  pkg-config,
  procps,
- python-all-dev (>= 2.6.6-3~)
+ python-all-dev (>= 2.6.6-3~),
+ debhelper-compat (= 12)
 Standards-Version: 4.4.0
 Vcs-Git: https://salsa.debian.org/java-team/zookeeper.git
 Vcs-Browser: https://salsa.debian.org/java-team/zookeeper