From c1c6445ce2ef6b405d6f62c8889b15e9cf81617e Mon Sep 17 00:00:00 2001
From: John Naulty <jnaulty@gmail.com>
Date: Sat, 28 Nov 2020 13:01:05 -0800
Subject: [PATCH] clean up exited docker containers during build

---
 make/tools.mk | 1 +
 1 file changed, 1 insertion(+)

diff --git a/make/tools.mk b/make/tools.mk
index bd2f636..a298566 100644
--- a/make/tools.mk
+++ b/make/tools.mk
@@ -43,6 +43,7 @@ define build
 	docker run \
 		--interactive \
 		--tty \
+		--rm \
 		--env URL="$(2)" \
 		--env REF="$(3)" \
 		--env CMD="$(4)" \