diff --git a/libopencm3 b/libopencm3
index bfc6527..a909b5c 160000
--- a/libopencm3
+++ b/libopencm3
@@ -1 +1 @@
-Subproject commit bfc65271c083ad2cd79e61901a769d8c354d863b
+Subproject commit a909b5ca9e18f802e3caef19e63d38861662c128