diff --git a/docs/content/traefik-hub/index.md b/docs/content/traefik-hub/index.md
index f1c46035d..a6c57cee9 100644
--- a/docs/content/traefik-hub/index.md
+++ b/docs/content/traefik-hub/index.md
@@ -29,6 +29,12 @@ This agent can:
     * The Traefik Hub Agent must be installed to connect to the Traefik Hub platform.
     * Activate this feature in the experimental section of the static configuration.
 
+!!! information "Configuration Discovery"
+
+    According to installation options, the Traefik Hub Agent listens to the Docker or Kubernetes API to discover containers/services.
+
+    It doesn't support the routers discovered by Traefik Proxy using other providers, e.g., using the File provider.
+
 !!! example "Minimal Static Configuration to Activate Traefik Hub for Docker"
 
     ```yaml tab="File (YAML)"