diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c7accee..75c2c08 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -5,14 +5,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Install Rust
-        uses: actions-rs/toolchain@v1
-      - name: Add wasm32-wasip1 Rust target
-        run: rustup target add wasm32-wasip1
-      - name: Install rustfmt
-        run: rustup component add rustfmt
-        shell: bash
+        run: |
+          rustup show
+          rustup component add rustfmt
       - name: Check formatting
         run: cargo fmt --all -- --check
         shell: bash
diff --git a/rust-toolchain b/rust-toolchain
deleted file mode 100644
index 55f6ae9..0000000
--- a/rust-toolchain
+++ /dev/null
@@ -1 +0,0 @@
-1.95.0
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000..cb5b89d
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "1.95.0"
+targets = ["wasm32-wasip1"]