diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1c565a23..37b7fe21 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -47,7 +47,7 @@ jobs:
             shasum_cmd: sha256sum
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Install cross compiler
         if: ${{ matrix.name == 'aarch64-unknown-linux-gnu' }}
@@ -74,7 +74,7 @@ jobs:
 
       - name: Upload assets to artifacts
         if: ${{ inputs.should_upload_artifacts }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: ${{ matrix.asset_name }}.gz
           path: ${{ matrix.asset_name }}.gz
@@ -85,7 +85,7 @@ jobs:
 
       - name: Upload asset hash to artifacts
         if: ${{ inputs.should_upload_artifacts }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: ${{ matrix.asset_name }}.gz.sha256
           path: ${{ matrix.asset_name }}.gz.sha256
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 9e35fc3f..e83ba699 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Download all artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4.3.0
         with:
           path: artifacts
 
diff --git a/.github/workflows/script-runner.rust.default.yml b/.github/workflows/script-runner.rust.default.yml
index 0fc063ce..369f0489 100644
--- a/.github/workflows/script-runner.rust.default.yml
+++ b/.github/workflows/script-runner.rust.default.yml
@@ -11,7 +11,7 @@ jobs:
     name: Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
         with:
           toolchain: stable
@@ -21,7 +21,7 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
         with:
           toolchain: stable
@@ -31,7 +31,7 @@ jobs:
     name: Format
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
         with:
           toolchain: stable
@@ -42,7 +42,7 @@ jobs:
     name: Clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
         with:
           toolchain: stable