diff --git a/README.md b/README.md
index 9c6c00b..0b9a130 100644
--- a/README.md
+++ b/README.md
@@ -8,5 +8,8 @@ A Simple echo server written in Go
 Usage
 -----
 
-Just compile (or build the container image)  and run the application, the only supported parameter is set by the `MAX_REQUESTS` environment variable which defaults to 500 if not set
+Just compile (or build the container image)  and run the application, the only supported parameters are
+
+* `MAX_REQUESTS` environment variable which defaults to 500 if not set, used to limit the number of requests the server will accept
+* `TOKEN` environment variable which defaults to `token` if not set, used as a authentication token for the /reset endpoint