diff --git a/packages/svelte/src/internal/client/dom/task.js b/packages/svelte/src/internal/client/dom/task.js
index 77ac446ae1..cec3e9d97e 100644
--- a/packages/svelte/src/internal/client/dom/task.js
+++ b/packages/svelte/src/internal/client/dom/task.js
@@ -15,13 +15,13 @@ let micro_tasks = [];
 /** @type {Array<() => void>} */
 let idle_tasks = [];
 
-export function flush_boundary_micro_tasks() {
+function run_boundary_micro_tasks() {
 	var tasks = boundary_micro_tasks;
 	boundary_micro_tasks = [];
 	run_all(tasks);
 }
 
-export function flush_post_micro_tasks() {
+function run_post_micro_tasks() {
 	var tasks = micro_tasks;
 	micro_tasks = [];
 	run_all(tasks);
@@ -33,9 +33,9 @@ export function run_idle_tasks() {
 	run_all(tasks);
 }
 
-function run_micro_tasks() {
-	flush_boundary_micro_tasks();
-	flush_post_micro_tasks();
+export function run_micro_tasks() {
+	run_boundary_micro_tasks();
+	run_post_micro_tasks();
 }
 
 /**
diff --git a/packages/svelte/src/internal/client/runtime.js b/packages/svelte/src/internal/client/runtime.js
index 5048be3e2d..3e63bbb9e0 100644
--- a/packages/svelte/src/internal/client/runtime.js
+++ b/packages/svelte/src/internal/client/runtime.js
@@ -27,7 +27,7 @@ import {
 	REACTION_IS_UPDATING,
 	EFFECT_ASYNC
 } from './constants.js';
-import { flush_boundary_micro_tasks, flush_post_micro_tasks, run_idle_tasks } from './dom/task.js';
+import { run_idle_tasks, run_micro_tasks } from './dom/task.js';
 import { internal_set } from './reactivity/sources.js';
 import {
 	destroy_derived_effects,
@@ -931,9 +931,9 @@ export function flush_sync(fn) {
 
 		var result = fn?.();
 
-		flush_boundary_micro_tasks();
-		flush_post_micro_tasks();
+		run_micro_tasks();
 		run_idle_tasks();
+
 		if (queued_root_effects.length > 0 || root_effects.length > 0) {
 			flush_sync();
 		}