diff --git a/.github/workflows/creusot.yml b/.github/workflows/creusot.yml
index 24309e9..19ce657 100644
--- a/.github/workflows/creusot.yml
+++ b/.github/workflows/creusot.yml
@@ -26,7 +26,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@e2a55d2ffb04f378e9626c28d38b36d230d1e12f # stable
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # stable
         with:
           toolchain: stable
 
diff --git a/.github/workflows/julia-test.yml b/.github/workflows/julia-test.yml
index 2cee72d..d1ba90c 100644
--- a/.github/workflows/julia-test.yml
+++ b/.github/workflows/julia-test.yml
@@ -51,7 +51,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@e2a55d2ffb04f378e9626c28d38b36d230d1e12f # stable
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # stable
         with:
           # Required when the action is SHA-pinned: it can only infer the
           # toolchain from a tag ref (e.g. @stable), so a SHA pin needs it
@@ -94,7 +94,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@e2a55d2ffb04f378e9626c28d38b36d230d1e12f # stable
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # stable
         with:
           # Required when the action is SHA-pinned: it can only infer the
           # toolchain from a tag ref (e.g. @stable), so a SHA pin needs it
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c440a20..7ca1b79 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -105,7 +105,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@e2a55d2ffb04f378e9626c28d38b36d230d1e12f # stable
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # stable
         with:
           toolchain: stable
           targets: ${{ matrix.target }}