diff --git a/ports/raspberrypi/lib/Pico-PIO-USB b/ports/raspberrypi/lib/Pico-PIO-USB
index dc9193fed51..a5a2f5ae919 160000
--- a/ports/raspberrypi/lib/Pico-PIO-USB
+++ b/ports/raspberrypi/lib/Pico-PIO-USB
@@ -1 +1 @@
-Subproject commit dc9193fed510da5f81f4db520e98282f61db9054
+Subproject commit a5a2f5ae91988449ba576ec9d237e806d5cd4416