diff --git a/koreader-base b/koreader-base
index ab221ceb1..c4c24367d 160000
--- a/koreader-base
+++ b/koreader-base
@@ -1 +1 @@
-Subproject commit ab221ceb1d26500d577eaf214f73b61f2020c1a9
+Subproject commit c4c24367d29bf1862b0d5f8858b318a03d0a1ce6