diff --git a/docker/docker_run_tests.sh b/docker/docker_run_tests.sh
index 86c171fbc..7bdbab747 100755
--- a/docker/docker_run_tests.sh
+++ b/docker/docker_run_tests.sh
@@ -12,6 +12,8 @@ EOF
 
 DOCKER_EXTRA_ARGS=""
 
+export DOCKER_BUILDKIT=1
+
 # Exit on failure.
 set -e