From 8613ac134d4d7094dd391b0452cf7563ff59b309 Mon Sep 17 00:00:00 2001
From: oscar marina <oscar7600@outlook.com>
Date: Wed, 5 Mar 2025 15:18:15 +0100
Subject: [PATCH] [scoped-custom-element-registry] Non-string values not
 stringified in setAttribute

---
 .../src/scoped-custom-element-registry.ts                      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/scoped-custom-element-registry/src/scoped-custom-element-registry.ts b/packages/scoped-custom-element-registry/src/scoped-custom-element-registry.ts
index d46f9228..5cc04187 100644
--- a/packages/scoped-custom-element-registry/src/scoped-custom-element-registry.ts
+++ b/packages/scoped-custom-element-registry/src/scoped-custom-element-registry.ts
@@ -520,7 +520,8 @@ const patchAttributes = (
       if (observedAttributes.has(name)) {
         const old = this.getAttribute(name);
         setAttribute.call(this, name, value);
-        attributeChangedCallback.call(this, name, old, value);
+        const newValue = this.getAttribute(name);
+        attributeChangedCallback.call(this, name, old, newValue);
       } else {
         setAttribute.call(this, name, value);
       }