diff --git a/README.md b/README.md
index d6383c3..640f2af 100644
--- a/README.md
+++ b/README.md
@@ -123,6 +123,7 @@ The return value is an array-like Lua table. Each table entry is a hash-like Lua
 * max_fails
 * name
 * weight
+* down
 
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