diff --git a/README.md b/README.md
index cf7054ce00cf19db55e1ed8bfe71d343f1b18b4f..63083278ebab0e2611c21038a75996040f469b1b 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@
 1. python 3 环境
 2. cd src/
 3. `pip install -r requirements.txt`
-4. `python main.py -a tasks.ransks`
+4. `python main.py -a tasks.ranks`
 
 ## 数据源