diff --git a/koreader-base b/koreader-base
index 5c2afc4f9..f7645b056 160000
--- a/koreader-base
+++ b/koreader-base
@@ -1 +1 @@
-Subproject commit 5c2afc4f9f40b51ebe0ee86c9ba200859559e5f9
+Subproject commit f7645b0564ff461c43abe6f24452072551fbfcac