diff --git a/debian/changelog b/debian/changelog
index 469eeb967..73d34a727 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,12 @@
+deepin-reader (6.5.66) unstable; urgency=medium
+
+  * chore: Update version to 6.5.66
+  * fix(reader): invert sidebar thumbnails only under dark theme
+  * fix(database): synchronize cleanup of bookmarks and tab groups in orphan states
+  * fix(reader): pin render task lifetime to renderer ref and uuid
+
+ -- zhanghongyuan <zhanghongyuan@uniontech.com>  Fri, 18 Sep 2026 11:12:49 +0800
+
 deepin-reader (6.5.65) unstable; urgency=medium
 
   * chore: Update version to 6.5.65
diff --git a/linglong.yaml b/linglong.yaml
index 5ad612de3..6363f24b0 100644
--- a/linglong.yaml
+++ b/linglong.yaml
@@ -7,7 +7,7 @@ version: "1"
 package:
   id: org.deepin.reader
   name: "deepin-reader"
-  version: 6.5.65.1
+  version: 6.5.66.1
   kind: app
   description: |
     reader for deepin os.