diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 109a47d..5382ced 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -21,7 +21,7 @@ jobs:
       packages: write
     steps:
     - name: Checkout
-      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+      uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
     - name: Setup Spack
       uses: spack/setup-spack@5ab3c91bdefffffad9a7e45d1d156146afebb3a7
diff --git a/.github/workflows/update-index.yaml b/.github/workflows/update-index.yaml
index cf91aaf..636fb7c 100644
--- a/.github/workflows/update-index.yaml
+++ b/.github/workflows/update-index.yaml
@@ -12,7 +12,7 @@ jobs:
       packages: write
     steps:
     - name: Checkout
-      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+      uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
     - name: Setup Spack
       uses: spack/setup-spack@5ab3c91bdefffffad9a7e45d1d156146afebb3a7