diff --git a/lib/picoruby b/lib/picoruby
index 1526a75..c0498b7 160000
--- a/lib/picoruby
+++ b/lib/picoruby
@@ -1 +1 @@
-Subproject commit 1526a75e628903a9f70a1219836bd639098a1c9d
+Subproject commit c0498b731c249dbcc1cf22bd751ba714613d97fa