From ed714f8cf5c45938d46b3c9449426bd92264bc51 Mon Sep 17 00:00:00 2001
From: Luke Murphy <lukewm@riseup.net>
Date: Fri, 25 Sep 2020 20:22:48 +0200
Subject: [PATCH] Add missing sub-command

---
 plugin.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugin.sh b/plugin.sh
index 97b1f0b..1c14bad 100755
--- a/plugin.sh
+++ b/plugin.sh
@@ -58,7 +58,7 @@ run_stack_wait() {
 
 run_purge() {
   echo "--- start purge ---"
-  docker -H "$DOCKER_HOST" prune --all --volumes --force
+  docker -H "$DOCKER_HOST" system prune --all --volumes --force
   echo "--- end purge ---"
 }