diff --git a/Dockerfile b/Dockerfile
index b97e9eb..b3e010e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 FROM alpine
 
-RUN apk add --update --no-cache iptables iptables-legacy openssl jq curl ca-certificates busybox-extras
+RUN apk add --update --no-cache iptables iptables-legacy openssl jq curl ca-certificates busybox-extras docker-cli
 COPY firewall/ /firewall/
 CMD firewall/iptables-wrapper-installer.sh && /firewall/firewall-add