diff --git a/hw/mcu/raspberry_pi/Pico-PIO-USB b/hw/mcu/raspberry_pi/Pico-PIO-USB
index 52805e6d9..9ff3f52fd 160000
--- a/hw/mcu/raspberry_pi/Pico-PIO-USB
+++ b/hw/mcu/raspberry_pi/Pico-PIO-USB
@@ -1 +1 @@
-Subproject commit 52805e6d92556e67d3738bd8fb10227a45b13a08
+Subproject commit 9ff3f52fd3c1f81532bce8dd311aa8fc8d9b2665