diff --git a/concourse/docker/Dockerfile b/concourse/docker/Dockerfile
index 7cd4ceb99..e34bf09a5 100644
--- a/concourse/docker/Dockerfile
+++ b/concourse/docker/Dockerfile
@@ -8,7 +8,6 @@ RUN apt-get update && apt-get install -y \
   git \
   jq \
   openjdk-8-jdk \
-  openjdk-8-source \
   curl \
   xvfb \
   icewm