diff --git a/src/docker.js b/src/docker.js
index fb81d6ef1..b1687b3cb 100644
--- a/src/docker.js
+++ b/src/docker.js
@@ -339,8 +339,6 @@ function createSubcontainer(app, name, cmd, options, callback) {
             if (isAppContainer) {
                 containerOptions.Hostname = app.id;
                 containerOptions.HostConfig.NetworkMode = 'cloudron'; // user defined bridge network
-                containerOptions.HostConfig.Dns = ['172.18.0.1']; // use internal dns
-                containerOptions.HostConfig.DnsSearch = ['.']; // use internal dns
 
                 containerOptions.NetworkingConfig = {
                     EndpointsConfig: {