diff --git a/helperbot b/helperbot
index 602de49..7d9f78f 100755
--- a/helperbot
+++ b/helperbot
@@ -569,10 +569,10 @@ function docker_cleanup {
     docker network prune -f
     # ensure our ipv6 network still exists
     echo "${blue}docker-cleanup:${normal} Ensuring IPv6 network still exists..."
-    if [ ! -x "docker network ls | grep 'ip6net'" ]; then
-        docker network create --ipv6 --subnet fd00:cafe:face:feed::/64 ip6net
-    else
+    if docker network ls | grep 'ip6net'; then
         echo "${green}Docker IPv6 network still exists.${normal}"
+    else
+        docker network create --ipv6 --subnet fd00:cafe:face:feed::/64 ip6net
     fi
     echo "${green}Done. Beep!${normal}"
 }