diff --git a/dmlc-core b/dmlc-core
index e137c9842..ac983092e 160000
--- a/dmlc-core
+++ b/dmlc-core
@@ -1 +1 @@
-Subproject commit e137c984286e82e11ed2b38ce837af55333de967
+Subproject commit ac983092ee3b339f76a2d7e7c3b846570218200d