diff --git a/ports/atmel-samd/peripherals b/ports/atmel-samd/peripherals
index 2ff4ab0510..a7e39c4d01 160000
--- a/ports/atmel-samd/peripherals
+++ b/ports/atmel-samd/peripherals
@@ -1 +1 @@
-Subproject commit 2ff4ab05101ce7d3e105009cc6612df6e992123f
+Subproject commit a7e39c4d01aa5916015beecb021777617e77b0ad