diff --git a/src/_utils.ts b/src/_utils.ts
index fe5824d..c282336 100644
--- a/src/_utils.ts
+++ b/src/_utils.ts
@@ -62,6 +62,9 @@ export function generateURL(
   ) {
     port = "";
   }
+  if (hostname.includes(":")) {
+    hostname = `[${hostname}]`;
+  }
   return (
     proto + hostname + ":" + port + (baseURL || listhenOptions.baseURL || "")
   );
diff --git a/src/listen.ts b/src/listen.ts
index da0da35..b2588b9 100644
--- a/src/listen.ts
+++ b/src/listen.ts
@@ -120,7 +120,7 @@ export async function listen(
   }
 
   // --- GetURL Utility ---
-  const getURL = (host = "localhost", baseURL?: string) =>
+  const getURL = (host = listhenOptions.hostname, baseURL?: string) =>
     generateURL(host, listhenOptions, baseURL);
 
   // --- Start Tunnel ---
@@ -174,7 +174,10 @@ export async function listen(
 
     // Add localhost URL
     if (_localhost || _anyhost) {
-      _addURL("local", getURL("localhost", getURLOptions.baseURL));
+      _addURL(
+        "local",
+        getURL(listhenOptions.hostname || "localhost", getURLOptions.baseURL),
+      );
     }
 
     // Add tunnel URL
diff --git a/test/index.test.ts b/test/index.test.ts
index 3cf2142..1944323 100644
--- a/test/index.test.ts
+++ b/test/index.test.ts
@@ -158,6 +158,7 @@ describe("listhen", () => {
   describe("port", () => {
     test("pass hostname to get-port-please", async () => {
       listener = await listen(handle, { hostname: "127.0.0.1" });
+      console.log(listener.url);
       expect(listener.url.startsWith("http://127.0.0.1")).toBe(true);
     });