diff --git a/koreader-base b/koreader-base
index 10884b899..66b1bcf4f 160000
--- a/koreader-base
+++ b/koreader-base
@@ -1 +1 @@
-Subproject commit 10884b8998d0288897c82d7c48870b5805c6e8f8
+Subproject commit 66b1bcf4f87f16598806445e6b437310411ffefc