diff --git a/library/stdarch/rust-version b/library/stdarch/rust-version
index e313eada4543..04d41c96f5c0 100644
--- a/library/stdarch/rust-version
+++ b/library/stdarch/rust-version
@@ -1 +1 @@
-73e6c9ebd9123154a196300ef58e30ec8928e74e
+8401398e1f14a24670ee1a3203713dc2f0f8b3a8