diff --git a/ci/images/setup.sh b/ci/images/setup.sh
index 07f898ac..314e0a5a 100755
--- a/ci/images/setup.sh
+++ b/ci/images/setup.sh
@@ -6,7 +6,7 @@ set -ex
 ###########################################################
 
 apt-get update
-apt-get install --no-install-recommends -y ca-certificates net-tools libxml2-utils git curl libudev1 libxml2-utils iptables iproute2 jq
+apt-get install --no-install-recommends -y ca-certificates net-tools libxml2-utils git curl libudev1 libxml2-utils iptables iproute2 jq unzip
 rm -rf /var/lib/apt/lists/*
 
 curl https://raw.githubusercontent.com/spring-io/concourse-java-scripts/v0.0.2/concourse-java.sh > /opt/concourse-java.sh