diff --git a/libs/iostreams b/libs/iostreams
index 6260906fd8..8561bdb8bc 160000
--- a/libs/iostreams
+++ b/libs/iostreams
@@ -1 +1 @@
-Subproject commit 6260906fd8e81196aa410bed43ba6c0329a840a7
+Subproject commit 8561bdb8bcd0a1b528d60c090407233b0c1d9148