From beada059454c3b8ee6bc3825eecdceea92e03fda Mon Sep 17 00:00:00 2001
From: ComputerGuy <63362464+Ocean-OS@users.noreply.github.com>
Date: Wed, 25 Jun 2025 21:44:09 -0700
Subject: [PATCH 1/2] fix: use fallback if `untrack` doesn't exist in svelte
 package

---
 .changeset/nasty-forks-drum.md            | 5 +++++
 packages/kit/src/runtime/client/client.js | 4 +++-
 2 files changed, 8 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/nasty-forks-drum.md

diff --git a/.changeset/nasty-forks-drum.md b/.changeset/nasty-forks-drum.md
new file mode 100644
index 000000000000..ac3d51918db0
--- /dev/null
+++ b/.changeset/nasty-forks-drum.md
@@ -0,0 +1,5 @@
+---
+'@sveltejs/kit': patch
+---
+
+fix: use fallback if `untrack` doesn't exist in svelte package
diff --git a/packages/kit/src/runtime/client/client.js b/packages/kit/src/runtime/client/client.js
index 84beeb95d79a..02ce34f546de 100644
--- a/packages/kit/src/runtime/client/client.js
+++ b/packages/kit/src/runtime/client/client.js
@@ -1,5 +1,7 @@
 import { BROWSER, DEV } from 'esm-env';
-import { onMount, tick, untrack } from 'svelte';
+import { onMount, tick } from 'svelte';
+// Svelte 4 and under don't have `untrack`, so we have to fallback if `untrack` is not exported
+const untrack = (await import('svelte')).untrack ?? ((value) => value());
 import {
 	decode_params,
 	decode_pathname,

From 331e9796f25f793e5b1ee4eed81a967695428dc9 Mon Sep 17 00:00:00 2001
From: ComputerGuy <63362464+Ocean-OS@users.noreply.github.com>
Date: Wed, 25 Jun 2025 22:52:38 -0700
Subject: [PATCH 2/2] fix

---
 packages/kit/src/runtime/client/client.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/kit/src/runtime/client/client.js b/packages/kit/src/runtime/client/client.js
index 02ce34f546de..7d07af6aa5a6 100644
--- a/packages/kit/src/runtime/client/client.js
+++ b/packages/kit/src/runtime/client/client.js
@@ -1,7 +1,8 @@
 import { BROWSER, DEV } from 'esm-env';
-import { onMount, tick } from 'svelte';
+import * as svelte from 'svelte';
+const { onMount, tick } = svelte;
 // Svelte 4 and under don't have `untrack`, so we have to fallback if `untrack` is not exported
-const untrack = (await import('svelte')).untrack ?? ((value) => value());
+const untrack = svelte.untrack ?? ((value) => value());
 import {
 	decode_params,
 	decode_pathname,