diff --git a/zephyr b/zephyr
index df77075..a690d52 160000
--- a/zephyr
+++ b/zephyr
@@ -1 +1 @@
-Subproject commit df77075f37fe3336d2c268419cbc20f44d6e489d
+Subproject commit a690d52fa69f812924aa38f20c45f707c64fa16f