diff --git a/main/grbl b/main/grbl
index 6afe6d1..685da46 160000
--- a/main/grbl
+++ b/main/grbl
@@ -1 +1 @@
-Subproject commit 6afe6d1a7ca32be545135ba6dbbd374acfb5dcfc
+Subproject commit 685da469cb2bfc9c6e024785e9f18c4042bb8712