diff --git a/main/grbl b/main/grbl
index c7c5b63..50a7507 160000
--- a/main/grbl
+++ b/main/grbl
@@ -1 +1 @@
-Subproject commit c7c5b63447384801ab2288590e33880ba0f1c358
+Subproject commit 50a7507f6fe98fa22c062685f46e9d06d20e85f8
diff --git a/main/spindle b/main/spindle
index 068c2ba..899f298 160000
--- a/main/spindle
+++ b/main/spindle
@@ -1 +1 @@
-Subproject commit 068c2ba9655ef1ec1393f5c5c9de05af11dccbf2
+Subproject commit 899f298e20e9bf3d6f3287f41ab91df53061f6c4