diff --git a/.changeset/shiny-birds-ring.md b/.changeset/shiny-birds-ring.md
deleted file mode 100644
index a7f39561ff37..000000000000
--- a/.changeset/shiny-birds-ring.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-'@sveltejs/kit': patch
----
-
-[breaking] Supplying an empty `--host` option to `preview` exposes the server to both ipv4 and ipv6 networks
diff --git a/packages/kit/src/core/preview/index.js b/packages/kit/src/core/preview/index.js
index eb50ab31be69..dc53138c0bef 100644
--- a/packages/kit/src/core/preview/index.js
+++ b/packages/kit/src/core/preview/index.js
@@ -161,7 +161,7 @@ export async function preview({ port, host, config, https: use_https = false })
 	});
 
 	return new Promise((fulfil) => {
-		http_server.listen(port, host, () => {
+		http_server.listen(port, host || '0.0.0.0', () => {
 			fulfil(http_server);
 		});
 	});