diff --git a/README.md b/README.md
index 9b31c77..a1609e1 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,8 @@ Latest stable version has `:vX.Y.Z` tag (with `:latest` alias) and the current m
 
 ## Providers
 
-User can sets multiple providers at the same time.
+Proxy rules supplied by various providers. Currently included `file`, `docker` and `static`. Each provider may define multiple routing rules for both proxied request and static (assets). User can sets multiple providers at the same time.
+
 _See examples of various providers in [examples](https://github.com/umputun/reproxy/tree/master/examples)_
 
 ### Static