diff --git a/rotation/config_simple.yaml b/rotation/config_simple.yaml
index e56e096..3111bb1 100644
--- a/rotation/config_simple.yaml
+++ b/rotation/config_simple.yaml
@@ -108,7 +108,7 @@ rebalance:
 rotation:
   diversified: true
   select_num: 3
-  weight: kelly
+  weight: rank
   threshold:
     dynamic:
       fallback_enabled: true