From 863f6c14b9da6ae24ba399e4f2f73d0081677ec3 Mon Sep 17 00:00:00 2001
From: Simon H <5968653+dummdidumm@users.noreply.github.com>
Date: Tue, 10 Jun 2025 10:00:06 +0200
Subject: [PATCH] Update sources.js

---
 packages/svelte/src/internal/client/reactivity/sources.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/svelte/src/internal/client/reactivity/sources.js b/packages/svelte/src/internal/client/reactivity/sources.js
index 71e88219cc..c28b677ad3 100644
--- a/packages/svelte/src/internal/client/reactivity/sources.js
+++ b/packages/svelte/src/internal/client/reactivity/sources.js
@@ -280,7 +280,7 @@ function mark_reactions(signal, status) {
 		set_signal_status(reaction, status);
 
 		// If the signal a) was previously clean or b) is an unowned derived, then mark it
-		if ((flags & (CLEAN | UNOWNED)) !== 0) {
+		if ((flags & (CLEAN | UNOWNED | MAYBE_DIRTY)) !== 0) {
 			if ((flags & DERIVED) !== 0) {
 				mark_reactions(/** @type {Derived} */ (reaction), MAYBE_DIRTY);
 			} else {