diff --git a/cluster/juju/layers/kubernetes-worker/reactive/kubernetes_worker.py b/cluster/juju/layers/kubernetes-worker/reactive/kubernetes_worker.py
index 2fc48358e77..e426cf5b2dd 100644
--- a/cluster/juju/layers/kubernetes-worker/reactive/kubernetes_worker.py
+++ b/cluster/juju/layers/kubernetes-worker/reactive/kubernetes_worker.py
@@ -854,7 +854,7 @@ def fix_iptables_for_docker_1_13():
     https://github.com/kubernetes/kubernetes/issues/40182
     https://github.com/kubernetes/kubernetes/issues/39823
     """
-    cmd = ['iptables', '-P', 'FORWARD', 'ACCEPT']
+    cmd = ['iptables', '-w', '300', '-P', 'FORWARD', 'ACCEPT']
     check_call(cmd)