diff --git a/README.md b/README.md
index 64fcce6..9741f25 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # FlightGear Landing Rate addon
-Show your landing stats.
+Show your landing stats. Depending on your rate of descent on touching the ground it rates your landing as Excellent, Good, Acceptable, or Bad.
 
 ![Example](https://i.imgur.com/PwOQYFI.jpg)