diff --git a/bitbucket-pipelines.yml b/bitbucket-pipelines.yml
index 8a8d5dd14..58e27c79a 100644
--- a/bitbucket-pipelines.yml
+++ b/bitbucket-pipelines.yml
@@ -2,7 +2,7 @@
 # Check https://confluence.atlassian.com/x/5Q4SMw for more examples.
 # -----
 # Our custom docker image from Docker Hub as the build environment.
-image: dellaert/ubuntu-boost-tbb-eigen3:latest
+image: dellaert/ubuntu-boost-tbb-eigen3:xenial
 
 pipelines:
   default:
diff --git a/docker/ubuntu-boost-tbb-eigen3/Dockerfile b/docker/ubuntu-boost-tbb-eigen3/Dockerfile
index bb2bf4719..dda4fbbaf 100644
--- a/docker/ubuntu-boost-tbb-eigen3/Dockerfile
+++ b/docker/ubuntu-boost-tbb-eigen3/Dockerfile
@@ -1,5 +1,5 @@
 # Get the base Ubuntu image from Docker Hub
-FROM ubuntu:cosmic
+FROM ubuntu:xenial
 
 # Update apps on the base image
 RUN apt-get -y update && apt-get install -y