diff --git a/src/main.rs b/src/main.rs
index 4581e90..8a2bd06 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,18 +2,23 @@ use axum::{response::Html, routing::get, Router};
 use clap::Parser;
 use dioxus::prelude::*;
 
+const LOCALHOST: &str = "127.0.0.1";
+
 #[derive(Parser, Debug)]
 #[command(version, about, long_about = None)]
 struct Args {
     /// Post used
     #[arg(short, long, default_value_t = 3000)]
-    port: u16
+    port: u16,
+    /// IP used
+    #[arg(short, long, default_value_t = LOCALHOST.to_string())]
+    address: String,
 }
 
 #[tokio::main]
 async fn main() {
     let args = Args::parse();
-    let url = format!("127.0.0.1:{}", args.port);
+    let url = format!("{}:{}", args.address, args.port);
     let app = Router::new().route("/", get(|| app_endpoint()));
     let listener = tokio::net::TcpListener::bind(&url).await.unwrap();
     axum::serve(listener, app).await.unwrap();
diff --git a/test/test_single_boot.py b/test/test_single_boot.py
index eb550d8..51b99b0 100644
--- a/test/test_single_boot.py
+++ b/test/test_single_boot.py
@@ -4,6 +4,7 @@ import aiohttp
 
 from asyncio import create_subprocess_exec
 from pathlib import Path
+from socket import gethostbyname, gethostname
 from unittest import IsolatedAsyncioTestCase
 
 
@@ -55,3 +56,11 @@ class SingleBootTC(IsolatedAsyncioTestCase):
         async with aiohttp.ClientSession() as session:
             async with session.get(f"http://localhost:{port}") as response:
                 self.assertEqual(response.status, 200)
+
+    async def test_alt_address_boot(self):
+        """Can it boot off an alternate address?"""
+        addr = gethostbyname(gethostname())
+        await self.servers.create_server("-a", addr)
+        async with aiohttp.ClientSession() as session:
+            async with session.get(f"http://{addr}:3000") as response:
+                self.assertEqual(response.status, 200)