diff --git a/packages/svelte/src/internal/client/reactivity/sources.js b/packages/svelte/src/internal/client/reactivity/sources.js
index c95257dd24..b0bffad595 100644
--- a/packages/svelte/src/internal/client/reactivity/sources.js
+++ b/packages/svelte/src/internal/client/reactivity/sources.js
@@ -277,7 +277,7 @@ export function increment(source) {
  * @param {number} status should be DIRTY or MAYBE_DIRTY
  * @returns {void}
  */
-export function mark_reactions(signal, status) {
+function mark_reactions(signal, status) {
 	var reactions = signal.reactions;
 	if (reactions === null) return;