diff --git a/.github/workflows/ci.nightly.yml b/.github/workflows/ci.nightly.yml
index 0243adf3..900ba38a 100644
--- a/.github/workflows/ci.nightly.yml
+++ b/.github/workflows/ci.nightly.yml
@@ -42,7 +42,7 @@ jobs:
             github-runner: ubuntu-latest
             coverage: true
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - uses: julia-actions/setup-julia@5c9647d97b78a5debe5164e9eec09d653d29bd71 # v2.6.1
         with:
           version: ${{ matrix.julia-version }}
@@ -58,7 +58,7 @@ jobs:
         with:
           coverage: ${{ matrix.coverage }}
       - uses: julia-actions/julia-processcoverage@03114f09f119417c3242a9fb6e0b722676aedf38 # v1.2.2
-      - uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24 # v5.4.3
+      - uses: codecov/codecov-action@5a1091511ad55cbe89839c7260b706298ca349f7 # v5.5.1
         with:
           files: lcov.info
         env:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a6d0a9ca..67f149b3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -82,7 +82,7 @@ jobs:
           - github-runner: macos-14 # macos-14 = Apple Silicon.
             julia-wordsize: '32'
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - uses: julia-actions/setup-julia@5c9647d97b78a5debe5164e9eec09d653d29bd71 # v2.6.1
         with:
           version: ${{ matrix.julia-version }}
@@ -98,7 +98,7 @@ jobs:
         with:
           coverage: ${{ matrix.coverage }}
       - uses: julia-actions/julia-processcoverage@03114f09f119417c3242a9fb6e0b722676aedf38 # v1.2.2
-      - uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24 # v5.4.3
+      - uses: codecov/codecov-action@5a1091511ad55cbe89839c7260b706298ca349f7 # v5.5.1
         with:
           files: lcov.info
         env:
@@ -108,7 +108,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - uses: julia-actions/setup-julia@5c9647d97b78a5debe5164e9eec09d653d29bd71 # v2.6.1
         with:
           version: '1'
@@ -130,7 +130,7 @@ jobs:
           - '1.10' # current LTS
           - '1.11' # current stable
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - uses: julia-actions/setup-julia@5c9647d97b78a5debe5164e9eec09d653d29bd71 # v2.6.1
         with:
           version: ${{ matrix.julia-version }}