diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5e3c527..0773b1c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
     steps:
       - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
-      - uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # stable
+      - uses: dtolnay/rust-toolchain@fa04a1451ff1842e2626ccb99004d0195b455a88 # stable
         with:
           toolchain: stable
           components: rustfmt, clippy, llvm-tools-preview
@@ -39,7 +39,7 @@ jobs:
       - uses: dart-lang/setup-dart@v1
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@bffeee26d4db9be238a4ea78d8826604ebcb594d # v2
+        uses: taiki-e/install-action@16b05812d776ae1dfaabc8277e421fb6d2506419 # v2
         with:
           tool: cargo-llvm-cov
 
diff --git a/.github/workflows/dependabot-automerge.yml b/.github/workflows/dependabot-automerge.yml
index d301dfe..4002979 100644
--- a/.github/workflows/dependabot-automerge.yml
+++ b/.github/workflows/dependabot-automerge.yml
@@ -56,7 +56,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Check out the staging branch
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           ref: dependabot-upgrades
           fetch-depth: 0
diff --git a/.github/workflows/release.reusable.yml b/.github/workflows/release.reusable.yml
index c8c4484..e12a974 100644
--- a/.github/workflows/release.reusable.yml
+++ b/.github/workflows/release.reusable.yml
@@ -120,7 +120,7 @@ jobs:
 
       - name: Install stable toolchain
         if: hashFiles('tools/shipwright-version-stamp/Cargo.toml') != ''
-        uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # stable
+        uses: dtolnay/rust-toolchain@fa04a1451ff1842e2626ccb99004d0195b455a88 # stable
         with:
           toolchain: stable
 
@@ -214,7 +214,7 @@ jobs:
         with:
           ref: ${{ github.ref }}
 
-      - uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # stable
+      - uses: dtolnay/rust-toolchain@fa04a1451ff1842e2626ccb99004d0195b455a88 # stable
         with:
           toolchain: stable
           targets: ${{ matrix.rust_target }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1282441..3aaa215 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -29,7 +29,7 @@ jobs:
       - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
       # ── toolchains ──────────────────────────────────────────────────────────
-      - uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # stable
+      - uses: dtolnay/rust-toolchain@fa04a1451ff1842e2626ccb99004d0195b455a88 # stable
         with:
           toolchain: stable
           components: rustfmt, clippy, llvm-tools-preview
@@ -72,7 +72,7 @@ jobs:
       - uses: dart-lang/setup-dart@v1
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@bffeee26d4db9be238a4ea78d8826604ebcb594d # v2
+        uses: taiki-e/install-action@16b05812d776ae1dfaabc8277e421fb6d2506419 # v2
         with:
           tool: cargo-llvm-cov