diff --git a/package.json b/package.json
index e97e371..cef020b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "book-spider",
-  "version": "1.3.4",
+  "version": "1.4.0",
   "description": "a tool for downloading book",
   "keywords": [
     "spider",