diff --git a/app/src/main/assets/defaultConfig.json b/app/src/main/assets/defaultConfig.json
index 24eb3c894..089a4f3f7 100644
--- a/app/src/main/assets/defaultConfig.json
+++ b/app/src/main/assets/defaultConfig.json
@@ -1,4 +1,5 @@
 {
+  "readBookSelect": 0,
   "readBook": [
     {
       "bg": "#F3F3F3",