diff --git a/MNN b/MNN
index f0e516a..ddd9a61 160000
--- a/MNN
+++ b/MNN
@@ -1 +1 @@
-Subproject commit f0e516a4bd26855e21fedb47ed609113d86c5684
+Subproject commit ddd9a61ded60d3862f203a1b9f161f1b905753c4