diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 41d77c7a7..109821dc5 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -16,4 +16,4 @@ profile = "default"
 # use in nushell, we may opt to use the bleeding edge stable version of rust.
 # I believe rust is on a 6 week release cycle and nushell is on a 3 week release cycle.
 # So, every two nushell releases, this version number should be bumped by one.
-channel = "1.64.0"
+channel = "1.63.0"