diff --git a/koreader-base b/koreader-base
index 46693f1b7..4380c5b0a 160000
--- a/koreader-base
+++ b/koreader-base
@@ -1 +1 @@
-Subproject commit 46693f1b7bd3cd4947802427751e300d4f950135
+Subproject commit 4380c5b0acd976cd919c25e8e9a9787c22dbfda1