diff --git a/v3-calico/README.md b/v3-calico/README.md
index 1e2c936..a51bfaf 100644
--- a/v3-calico/README.md
+++ b/v3-calico/README.md
@@ -160,5 +160,10 @@ mount --make-shared /
 mount --make-shared /
 mount --make-shared /sys
 sysctl net.ipv6.conf.eth0.accept_ra=2
-
+modprobe br_netfilter
+sysctl -p /etc/sysctl.d/99-Z-sysctl-cdist.conf
 ```
+
+## Docker based
+
+* mount --make-shared /sys required for calico-node