diff --git a/main/applications/office/kbookreader b/main/applications/office/kbookreader
index fdc6a1551..2c1aa20fe 160000
--- a/main/applications/office/kbookreader
+++ b/main/applications/office/kbookreader
@@ -1 +1 @@
-Subproject commit fdc6a1551ed8b2f930790691bd022814a8b8c3b1
+Subproject commit 2c1aa20fee6ff31660de90f36bd409548baa87d9