diff --git a/modules/ui_extensions.py b/modules/ui_extensions.py
index b90d7def8..0c2c3f3f8 100644
--- a/modules/ui_extensions.py
+++ b/modules/ui_extensions.py
@@ -329,7 +329,7 @@ def create_html(search_text, sort_column):
         except Exception as e:
             debug(f'Extension get updated error: name={ext["name"]} url={ext["url"]} {e}')
         local_ver_date = datetime.fromtimestamp(ext['commit_date'], timezone.utc) # TZ-aware
-        update_available = (installed is not None) and (ext['remote'] is not None) and (updated > local_ver_date) # TZ-aware
+        update_available = (installed is not None) and (not ext['is_builtin']) and (ext['remote'] is not None) and (updated > local_ver_date) # TZ-aware
         if update_available:
             debug(f'Extension update available: name={ext["name"]} updated={extensions.format_dt(updated)} commit={extensions.format_dt(local_ver_date)}') # TZ-aware
         ext['sort_user'] = f"{'0' if ext['is_builtin'] else '1'}{'1' if ext['installed'] else '0'}{ext.get('name', '')}"