diff --git a/crawler/README.md b/crawler/README.md
index 183c705beb15b33ef348b4f1dffee25dedc165e4..6a37344807306c5c6e7b95f4dccfb20b0d09165c 100644
--- a/crawler/README.md
+++ b/crawler/README.md
@@ -1,11 +1,11 @@
+# Crawl packages according to csv file
 
-## Crawl packages according to csv file
-
-### Description
+## Description
 
 根据csv文件中的制品Gav同步上游源的制品
 
-### Usage
+## Usage
+
 ```shell
 usage: crawler.py [-h] -f FILE -t TYPE [-s SEP] [--no-header] [-o LOG_DIR]
                   [--last-sync LAST_SYNC]
@@ -14,14 +14,11 @@ Sync packages according to csv file
 
 optional arguments:
   -h, --help            show this help message and exit
-  -f FILE, --file FILE  specify the csv file which contain package info to
-                        sync
+  -f FILE, --file FILE  specify the csv file which contain package info to sync
   -t TYPE, --type TYPE  specify the type of packages ready to sync
-  -s SEP, --sep SEP     specify the sep of csv file
   --no-header           whether the csv file has header
   -o LOG_DIR, --log-dir LOG_DIR
                         specify log directory
   --last-sync LAST_SYNC
                         specify last sync package
-
-```
+```
\ No newline at end of file