diff --git a/build/src/command/local.rs b/build/src/command/local.rs
index e2fd3522..0e83d334 100644
--- a/build/src/command/local.rs
+++ b/build/src/command/local.rs
@@ -27,7 +27,7 @@ pub(crate) fn create_local_command(
     //    toolchain.
     command
         .current_dir(canonicalized_program_dir)
-        .env("RUSTUP_TOOLCHAIN", "nightly-2023-04-06")
+        .env("RUSTUP_TOOLCHAIN", "nightly-2023-10-05")
         .env("CARGO_ENCODED_RUSTFLAGS", get_rust_compiler_flags())
         .env_remove("RUSTC")
         .env(