diff --git a/config/dev.exs b/config/dev.exs
index b9f3112..2f57cdb 100644
--- a/config/dev.exs
+++ b/config/dev.exs
@@ -16,13 +16,11 @@ config :nulla, Nulla.Repo,
 # The watchers configuration can be used to run external
 # watchers to your application. For example, we can use it
 # to bundle .js and .css sources.
-host = System.get_env("PHX_HOST") || "example.com"
 port = String.to_integer(System.get_env("PORT") || "4000")
 
 config :nulla, NullaWeb.Endpoint,
   # Binding to loopback ipv4 address prevents access from other machines.
   # Change to `ip: {0, 0, 0, 0}` to allow access from other machines.
-  url: [host: host, port: port],
   http: [ip: {127, 0, 0, 1}, port: port],
   check_origin: false,
   code_reloader: true,