diff --git a/PinyinM.NET b/PinyinM.NET
index 0604d10..ab8d49e 160000
--- a/PinyinM.NET
+++ b/PinyinM.NET
@@ -1 +1 @@
-Subproject commit 0604d10e115ea5eda783dd9490f718be43ba6508
+Subproject commit ab8d49ee6bc16fd57963c0b652d2c715b3cf2597