diff --git a/vendor/libatomic_ops b/vendor/libatomic_ops
index 124c97a..da82162 160000
--- a/vendor/libatomic_ops
+++ b/vendor/libatomic_ops
@@ -1 +1 @@
-Subproject commit 124c97a9ab14735334850e57379e08d0d2c089d8
+Subproject commit da821621ecd6fa4d233f16ecd455b9c5d54d01e1