diff --git a/grblHAL_Teensy4/src/grbl b/grblHAL_Teensy4/src/grbl
index 6499e17..e1554dd 160000
--- a/grblHAL_Teensy4/src/grbl
+++ b/grblHAL_Teensy4/src/grbl
@@ -1 +1 @@
-Subproject commit 6499e1734bab4c112a1e94d291ffa83136c0b270
+Subproject commit e1554ddd863b17b53b1cf00efff89040ca56cc57
diff --git a/grblHAL_Teensy4/src/sdcard b/grblHAL_Teensy4/src/sdcard
index c19e6c6..f730776 160000
--- a/grblHAL_Teensy4/src/sdcard
+++ b/grblHAL_Teensy4/src/sdcard
@@ -1 +1 @@
-Subproject commit c19e6c6008bbe705e37662336eb715e5bb32e4b3
+Subproject commit f73077610e3955b666daaab160da7711683e25af