diff --git a/dmlc-core b/dmlc-core
index 7245c9d42..b46747af1 160000
--- a/dmlc-core
+++ b/dmlc-core
@@ -1 +1 @@
-Subproject commit 7245c9d42e0baf3b030ae580c125f403dbe57c9f
+Subproject commit b46747af11336e8a138322139a45ee1dfe64e754