diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index e8ab62d..283b8d4 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2023-09-13"
+channel = "nightly-2023-08-23"
 components = [ "rustfmt" ]