diff --git a/build_sysroot/Cargo.lock b/build_sysroot/Cargo.lock
index 595207b60fa..593c0efda87 100644
--- a/build_sysroot/Cargo.lock
+++ b/build_sysroot/Cargo.lock
@@ -40,9 +40,9 @@ checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
 
 [[package]]
 name = "cc"
-version = "1.0.70"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d26a6ce4b6a484fa3edb70f7efa6fc430fd2b87285fe8b84304fd0936faa0dc0"
+checksum = "79c2681d6594606957bbb8631c4b90a7fcaaa72cdb714743a437b156d6a7eedd"
 
 [[package]]
 name = "cfg-if"
diff --git a/patches/0027-sysroot-128bit-atomic-operations.patch b/patches/0027-sysroot-128bit-atomic-operations.patch
index e2d07bd1267..ffee641457a 100644
--- a/patches/0027-sysroot-128bit-atomic-operations.patch
+++ b/patches/0027-sysroot-128bit-atomic-operations.patch
@@ -107,7 +107,7 @@ index fa96b7a..2854f9c 100644
      inner::monotonize(raw)
  }
  
--#[cfg(all(target_has_atomic = "64", not(target_has_atomic = "128")))]
+-#[cfg(any(all(target_has_atomic = "64", not(target_has_atomic = "128")), target_arch = "aarch64"))]
 +#[cfg(target_has_atomic = "64")]
  pub mod inner {
      use crate::sync::atomic::AtomicU64;
@@ -117,7 +117,7 @@ index fa96b7a..2854f9c 100644
  }
  
 +/*
- #[cfg(target_has_atomic = "128")]
+ #[cfg(all(target_has_atomic = "128", not(target_arch = "aarch64")))]
  pub mod inner {
      use crate::sync::atomic::AtomicU128;
 @@ -94,8 +95,9 @@ pub mod inner {
diff --git a/rust-toolchain b/rust-toolchain
index b57afdadc55..cf294a2535f 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2021-10-02"
+channel = "nightly-2021-10-09"
 components = ["rust-src", "rustc-dev", "llvm-tools-preview"]