diff --git a/concourse/docker/Dockerfile b/concourse/docker/Dockerfile
index 0a8d51d47..aaf54ca80 100644
--- a/concourse/docker/Dockerfile
+++ b/concourse/docker/Dockerfile
@@ -22,4 +22,6 @@ RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
 
 RUN npm install -g vsce
 
+RUN yarn global add lerna
+
 CMD /bin/bash