diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 225d201e..b9ded958 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -21,7 +21,7 @@ jobs:
       - uses: chainguard-dev/actions/setup-gitsign@805da2efdffdc42b8afd8880e575a48b471ef544 # main
 
       - name: Stable Rust with rustfmt
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # v1
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
           components: rustfmt
diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 003e5980..ecff1e3d 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -27,7 +27,7 @@ jobs:
           osc_account: oak
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Stable Rust with rustfmt
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # v1
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
           components: rustfmt
@@ -45,7 +45,7 @@ jobs:
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Stable Rust with rustfmt
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # v1
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
           components: rustfmt