diff --git a/Dockerfile b/Dockerfile
index 6589f35..10068d7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ MAINTAINER "f <f@sutty.nl>"
 
 RUN addgroup -S -g 777 ssl
 RUN install -dm 2700 -o root -g root /root/.ssh
-RUN apk add --no-cache certbot jq wget openssh-client rsync
+RUN apk add --no-cache certbot jq wget openssh-client rsync certbot-dns-njalla
 
 COPY ./monit.conf /etc/monit.d/certbot.conf
 COPY ./certbotd.sh /usr/local/bin/certbotd