diff --git a/patroni/Dockerfile.ubuntu_xenial b/patroni/Dockerfile.ubuntu_xenial
index 2ea3f1d..c3e6914 100644
--- a/patroni/Dockerfile.ubuntu_xenial
+++ b/patroni/Dockerfile.ubuntu_xenial
@@ -1,6 +1,8 @@
 FROM postgres:9.5
 MAINTAINER Alexander Kukushkin <alexander.kukushkin@zalando.de>
 
+ARG PATRONI_VERSION
+
 RUN export DEBIAN_FRONTEND=noninteractive \
     && echo 'APT::Install-Recommends "0";\nAPT::Install-Suggests "0";' > /etc/apt/apt.conf.d/01norecommend \
     && apt-get update -y \
@@ -11,7 +13,7 @@ RUN export DEBIAN_FRONTEND=noninteractive \
     ## Make sure we have a en_US.UTF-8 locale available
     && localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8 \
     && pip3 install setuptools \
-    && pip3 install 'git+https://github.com/zalando/patroni.git#egg=patroni[kubernetes]' \
+    && pip3 install "git+https://github.com/zalando/patroni.git@${PATRONI_VERSION}#egg=patroni[kubernetes]" \
     && PGHOME=/home/postgres \
     && mkdir -p $PGHOME \
     && chown postgres $PGHOME \
diff --git a/patroni/build.sh b/patroni/build.sh
index e84851e..8a2ace4 100755
--- a/patroni/build.sh
+++ b/patroni/build.sh
@@ -9,6 +9,12 @@ VERSION=${VERSION:-latest}
 DISTRO=${DISTRO:-ubuntu_xenial}
 REGISTRY_URI=${REGISTRY_URI:-"openstackhelm/"}
 EXTRA_TAG_INFO=${EXTRA_TAG_INFO:-""}
-docker build -f ${IMAGE}/Dockerfile.${DISTRO} --network=host -t ${REGISTRY_URI}${IMAGE}:${VERSION}-${DISTRO}${EXTRA_TAG_INFO} ${extra_build_args} ${IMAGE}
+
+PATRONI_VERSION=${PATRONI_VERSION:-v1.5.6}
+
+docker build -f ${IMAGE}/Dockerfile.${DISTRO} --network=host \
+  -t ${REGISTRY_URI}${IMAGE}:${VERSION}-${DISTRO}${EXTRA_TAG_INFO} \
+  --build-arg PATRONI_VERSION=${PATRONI_VERSION} \
+  ${extra_build_args} ${IMAGE}
 
 cd -