diff --git a/ports/atmel-samd/asf4 b/ports/atmel-samd/asf4
index 8341a593f..039b5f3bb 160000
--- a/ports/atmel-samd/asf4
+++ b/ports/atmel-samd/asf4
@@ -1 +1 @@
-Subproject commit 8341a593fd6120cafda8b158774a53a0b7aaa636
+Subproject commit 039b5f3bbc3f4ba4421e581db290560d59fef625
diff --git a/ports/atmel-samd/peripherals b/ports/atmel-samd/peripherals
index bdc11687e..f3bd5b1fd 160000
--- a/ports/atmel-samd/peripherals
+++ b/ports/atmel-samd/peripherals
@@ -1 +1 @@
-Subproject commit bdc11687ee9d0f71bfedca38478d91496321c40c
+Subproject commit f3bd5b1fd96f2ab0dde5cad61d41e607061ed46c