diff --git a/config/runtime.exs b/config/runtime.exs
index 883f1345..78bd6fb7 100644
--- a/config/runtime.exs
+++ b/config/runtime.exs
@@ -120,8 +120,10 @@ if config_env() == :prod do
     auth: :always
 
   # Production endpoint config
+  {:ok, ip} = :inet.parse_address(System.get_env("APP_IP", "127.0.0.1") |> String.to_charlist())
+
   config :philomena, PhilomenaWeb.Endpoint,
-    http: [ip: {127, 0, 0, 1}, port: {:system, "PORT"}],
+    http: [ip: ip, port: {:system, "PORT"}],
     url: [host: System.fetch_env!("APP_HOSTNAME"), scheme: "https", port: 443],
     secret_key_base: System.fetch_env!("SECRET_KEY_BASE"),
     server: not is_nil(System.get_env("START_ENDPOINT"))