diff --git a/pico-hsm-sdk b/pico-hsm-sdk
index 43ef33d..31f8994 160000
--- a/pico-hsm-sdk
+++ b/pico-hsm-sdk
@@ -1 +1 @@
-Subproject commit 43ef33d60b43ddeed5878ded08df37001636d811
+Subproject commit 31f899416c0cafe2aab220ff356e7eb455cd8096