diff --git a/homeassistant/components/frontend/__init__.py b/homeassistant/components/frontend/__init__.py
index 803b093fd40..d8c0ed74227 100644
--- a/homeassistant/components/frontend/__init__.py
+++ b/homeassistant/components/frontend/__init__.py
@@ -533,6 +533,7 @@ class IndexView(web_urldispatcher.AbstractResource):
         """
         if (
             request.path != "/"
+            and len(request.url.parts) > 1
             and request.url.parts[1] not in self.hass.data[DATA_PANELS]
         ):
             return None, set()