diff --git a/core_io b/core_io
index b120854ab81b86d2b52bd8a8b620fbdeed6d0bad..bcb799d1d1f610cbcc3c5db0188eef63677ad97e 160000
--- a/core_io
+++ b/core_io
@@ -1 +1 @@
-Subproject commit b120854ab81b86d2b52bd8a8b620fbdeed6d0bad
+Subproject commit bcb799d1d1f610cbcc3c5db0188eef63677ad97e