From 36612abdd8389e0b28f58294601c8ef555fbace3 Mon Sep 17 00:00:00 2001
From: Rich Harris <rich.harris@vercel.com>
Date: Mon, 14 Jul 2025 11:58:24 -0400
Subject: [PATCH] use queue_micro_task in createSubscriber

---
 packages/svelte/src/reactivity/create-subscriber.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/svelte/src/reactivity/create-subscriber.js b/packages/svelte/src/reactivity/create-subscriber.js
index dcbc5df9fe..afcea9c5b4 100644
--- a/packages/svelte/src/reactivity/create-subscriber.js
+++ b/packages/svelte/src/reactivity/create-subscriber.js
@@ -3,6 +3,7 @@ import { effect_tracking, render_effect } from '../internal/client/reactivity/ef
 import { source, increment } from '../internal/client/reactivity/sources.js';
 import { tag } from '../internal/client/dev/tracing.js';
 import { DEV } from 'esm-env';
+import { queue_micro_task } from '../internal/client/dom/task.js';
 
 /**
  * Returns a `subscribe` function that, if called in an effect (including expressions in the template),
@@ -68,7 +69,7 @@ export function createSubscriber(start) {
 				subscribers += 1;
 
 				return () => {
-					queueMicrotask(() => {
+					queue_micro_task(() => {
 						// Only count down after a microtask, else we would reach 0 before our own render effect reruns,
 						// but reach 1 again when the tick callback of the prior teardown runs. That would mean we
 						// re-subcribe unnecessarily and create a memory leak because the old subscription is never cleaned up.