diff --git a/gadjo/static/js/gadjo.js b/gadjo/static/js/gadjo.js
index bc712f9..67f31fc 100644
--- a/gadjo/static/js/gadjo.js
+++ b/gadjo/static/js/gadjo.js
@@ -344,7 +344,8 @@ var gadjo_js = gadjo_js || {};
 
         // Adjust URL to mention selected tab
         const url = new URL(document.location);
-        url.hash = '#open:' + btn.getAttribute('aria-controls').substring(6);
+        const prefix = btn.getAttribute('aria-controls').split('-')[0];
+        url.hash = '#open:' + btn.getAttribute('aria-controls').substring(prefix.length + 1);
         history.replaceState(null, '', url);
 
         // Trigger gadjo:tab-selected event on panel