diff --git a/rust-toolchain b/rust-toolchain
index 3a2005e78..bff657bc1 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2021-07-19"
+channel = "nightly-2021-07-29"
 components = ["llvm-tools-preview", "rustc-dev", "rust-src"]