diff --git a/koreader-base b/koreader-base
index 26003b13e..ec78d8428 160000
--- a/koreader-base
+++ b/koreader-base
@@ -1 +1 @@
-Subproject commit 26003b13e6c08df8d23b4ea46e68125b763374ed
+Subproject commit ec78d84287dcc5779b17c8d5c80f90025ec3726e