diff --git a/.github/workflows/fmt-and-lint.yml b/.github/workflows/fmt-and-lint.yml
index a5804a0..6394a8e 100644
--- a/.github/workflows/fmt-and-lint.yml
+++ b/.github/workflows/fmt-and-lint.yml
@@ -18,12 +18,9 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          components: clippy, rustfmt
-          override: true
-          profile: minimal
-          toolchain: nightly-2023-06-01
+        run: |
+          rustup toolchain install nightly-2023-06-01 --no-self-update --profile minimal --component clippy rustfmt
+          rustup default nightly-2023-06-01
 
       - name: Cargo cache
         uses: ./.github/actions/cargo-cache
@@ -45,13 +42,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          components: clippy
-          override: true
-          profile: minimal
-          toolchain: nightly-2023-06-01
-          target: wasm32-unknown-unknown
+        run: |
+          rustup toolchain install nightly-2023-06-01 --no-self-update --profile=minimal --component clippy
+          rustup default nightly-2023-06-01
+          rustup target add wasm32-unknown-unknown
 
       - name: Cargo cache
         uses: ./.github/actions/cargo-cache
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 263f2bc..1966e62 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -21,12 +21,9 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          components: clippy, rustfmt
-          override: true
-          profile: minimal
-          toolchain: nightly-2023-06-01
+        run: |
+          rustup toolchain install nightly-2023-06-01 --no-self-update --profile minimal
+          rustup default nightly-2023-06-01
 
       - name: Cargo cache
         uses: ./.github/actions/cargo-cache