diff --git a/ci/docker/x86_64-unknown-linux-gnu/Dockerfile b/ci/docker/x86_64-unknown-linux-gnu/Dockerfile
new file mode 100644
index 0000000000000000000000000000000000000000..dbbecfa920e5da89a0314373e58267254c0f28e0
--- /dev/null
+++ b/ci/docker/x86_64-unknown-linux-gnu/Dockerfile
@@ -0,0 +1,5 @@
+FROM ubuntu:16.04
+RUN apt-get update
+RUN apt-get install -y --no-install-recommends \
+    ca-certificates gcc libc6-dev
+ENV PATH=$PATH:/rust/bin