diff --git a/dnsmasq/README.md b/dnsmasq/README.md
index 5b809ec..8debfb3 100644
--- a/dnsmasq/README.md
+++ b/dnsmasq/README.md
@@ -2,8 +2,6 @@
 
 ## Deploy
 
-#### Run as Server
-
 ```bash
 docker run \
 	--name dnsmasq \
@@ -11,8 +9,18 @@ docker run \
 	--restart always \
 	--cap-add=NET_ADMIN \
 	--publish 53:53/udp \
+	--net host \
 	--mount type=bind,src=/etc/localtime,dst=/etc/localtime,readonly \
 	--mount type=bind,src=/data/dnsmasq/,dst=/etc/dnsmasq.d/ \
 	newnius/dnsmasq
 ```
 
+`--net host` is required, without which in other containers we may get `nslookup: can't resolve '(null)': Name does not resolve` error and would see following errors when `dig`
+
+```
+/ # dig @192.168.0.3 blog.newnius.com
+;; reply from unexpected source: 172.17.0.1#53, expected 192.168.0.3#53
+;; reply from unexpected source: 172.17.0.1#53, expected 192.168.0.3#53
+;; reply from unexpected source: 172.17.0.1#53, expected 192.168.0.3#53
+```
+