diff --git a/Cargo.toml b/Cargo.toml
index 5eb1aa9..7998389 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,7 @@ members = [
 ]
 
 exclude = ["ensure_no_std"]
+resolver = "2"
 
 [workspace.package]
 authors = [
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 80b43cd..842898e 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,4 +1,4 @@
 [toolchain]
-channel = "nightly-2023-02-26"
+channel = "1.72"
 components = ["rustfmt", "clippy"]
 profile = "minimal"