diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index b541575816..4a3cfd2e58 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,5 +1,8 @@
 [toolchain]
-channel    = "nightly-2023-05-22"
+# Stable
+#channel   = "1.70.0" # rustc 1.70.0 (84c898d65 2023-05-13)
+# Nightly
+channel    = "nightly-2023-05-23" # rustc 1.71.0-nightly (8b4b20836 2023-05-22)
 components = ["cargo", "clippy", "rustc", "rustfmt", "rust-src"]
 profile    = "minimal"
 targets    = ["wasm32-unknown-unknown"]