diff --git a/changelog.md b/changelog.md
index c5b40df..833d4ad 100644
--- a/changelog.md
+++ b/changelog.md
@@ -102,8 +102,8 @@ b['1']['2'] = {'3':1}  # OK
 - import function:
     - [x] local
     - [x] kindle
-    - [] duokan
-    - [] amazon
+    - [ ] duokan
+    - [ ] amazon
 - [x] link to douban and amazon
 - export function:
     - to [evernote](https://github.com/benhorvath/kindle2evernote/blob/master/kindle2evernote.py)