diff --git a/sw/ext/libopencm3 b/sw/ext/libopencm3
index 7783d65009..d99b14f007 160000
--- a/sw/ext/libopencm3
+++ b/sw/ext/libopencm3
@@ -1 +1 @@
-Subproject commit 7783d650092e5eea2020ed475f3f0d74f0d30e5d
+Subproject commit d99b14f007bab8f4de126c9f76c9a1f18a98842f