diff --git a/debian/changelog b/debian/changelog
index 780ecd1b..90ebd86c 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+deepin-reader (6.6.2) unstable; urgency=medium
+
+  * chore: Update version to 6.6.2
+  * chore: migrate linglong packaging to declarative buildext apt deps
+
+ -- zhanghongyuan <zhanghongyuan@uniontech.com>  Tue, 29 Sep 2026 11:07:42 +0800
+
 deepin-reader (6.6.1) unstable; urgency=medium
 
   * fix(batchprint): send DBus notification with correct argument signature
diff --git a/linglong.yaml b/linglong.yaml
index 60bc32ef..6eb1e935 100644
--- a/linglong.yaml
+++ b/linglong.yaml
@@ -7,7 +7,7 @@ version: "1"
 package:
   id: org.deepin.reader
   name: "deepin-reader"
-  version: 6.6.1.1
+  version: 6.6.2.1
   kind: app
   description: |
     reader for deepin os.