diff --git a/ext/mdlib b/ext/mdlib
index ca5bf39..635cf11 160000
--- a/ext/mdlib
+++ b/ext/mdlib
@@ -1 +1 @@
-Subproject commit ca5bf39efa0edebca23afb74b91d65f076f81c5a
+Subproject commit 635cf11295e3955bec54fc699458efae8e1d94f3