diff --git a/repeater/web/http_server.py b/repeater/web/http_server.py
index 567e89c..565d718 100644
--- a/repeater/web/http_server.py
+++ b/repeater/web/http_server.py
@@ -395,7 +395,7 @@ class StatsApp:
         # Application UI plugins: /plugins/{id}/...
         if args and args[0] == "plugins":
             if len(args) < 2:
-                raise cherrypy.NotFound()
+                return self.index()
             plugin_id = args[1]
             return self._serve_plugin_ui(plugin_id, tuple(args[2:]))
 
diff --git a/tests/test_http_server_unit.py b/tests/test_http_server_unit.py
index 9887b6b..3895540 100644
--- a/tests/test_http_server_unit.py
+++ b/tests/test_http_server_unit.py
@@ -127,6 +127,7 @@ def test_stats_app_index_and_default_routing(monkeypatch, tmp_path):
         app.default("api")
 
     assert app.default("ws", "packets") == ""
+    assert app.default("plugins") == "<html>ok</html>"
     assert app.default("route") == "<html>ok</html>"