From fffdada0b38d8339f48f92be03d34247107d3662 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Sun, 12 Jun 2022 03:10:22 +0200
Subject: Change boolean attribute value to itself.

---
 static/components/tab-group-element.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/static/components/tab-group-element.ts b/static/components/tab-group-element.ts
index 0da11a56..5cfeab2d 100644
--- a/static/components/tab-group-element.ts
+++ b/static/components/tab-group-element.ts
@@ -156,7 +156,7 @@ class TabGroupElement extends ComponentVEvent {
 
         /* hide all tab panels */
         for (let tabcontent of this.querySelectorAll('[role="tabpanel"]')) {
-            tabcontent.setAttribute('hidden', 'true');
+            tabcontent.setAttribute('hidden', 'hidden');
         }
         /* unselect all (selected) tab handles */
         for (let item of this.querySelectorAll('[aria-selected="true"]')) {
-- 
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