diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 7e93ae7..7dcea7b 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -14,6 +14,5 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - run: rustup update nightly && rustup default nightly
       - run: cargo build --verbose
       - run: cargo test --verbose --no-fail-fast
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000..e9125a4
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,2 @@
+[toolchain]
+channel = "nightly-2025-02-22"