diff --git a/test/600_proxy_docker_py.sh b/test/600_proxy_docker_py.sh
index 57ee606a..724fbf4a 100755
--- a/test/600_proxy_docker_py.sh
+++ b/test/600_proxy_docker_py.sh
@@ -9,6 +9,8 @@ docker_py_test() {
 
     start_suite "Run docker-py test suite against the proxy"
 
+    # Work round https://github.com/docker/docker-py/issues/852
+    docker_on $HOST1 pull busybox:buildroot-2014.02 >/dev/null
     # Get a list of the tests for use to shard
     docker_on $HOST1 pull joffrey/docker-py >/dev/null
     CANDIDATES=$(docker_on $HOST1 run \