diff --git a/.github/workflows/ci-rust.yml b/.github/workflows/ci-rust.yml
index 3633714..fb9d220 100644
--- a/.github/workflows/ci-rust.yml
+++ b/.github/workflows/ci-rust.yml
@@ -33,7 +33,7 @@ jobs:
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Install Rust ${{ matrix.rust-version }}
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master @ 2026-05-02
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master @ 2026-10-01
         with:
           toolchain: ${{ matrix.rust-version }}
           components: clippy, rustfmt
diff --git a/.github/workflows/integration-nightly.yml b/.github/workflows/integration-nightly.yml
index 2d6572e..e676c88 100644
--- a/.github/workflows/integration-nightly.yml
+++ b/.github/workflows/integration-nightly.yml
@@ -343,7 +343,7 @@ jobs:
           path: cycles-client-rust
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # stable @ 2026-05-02
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master @ 2026-10-01
         with:
           toolchain: stable
       - name: Run Rust live integration tests