diff --git a/openfpm_io b/openfpm_io
index b3fee8bcf7f03cc0b87e4e7a13d7dc4785e31609..4b2e3c09bc57921cf0e1bb2f1056ec93cbb9b090 160000
--- a/openfpm_io
+++ b/openfpm_io
@@ -1 +1 @@
-Subproject commit b3fee8bcf7f03cc0b87e4e7a13d7dc4785e31609
+Subproject commit 4b2e3c09bc57921cf0e1bb2f1056ec93cbb9b090