diff --git a/.github/workflows/update-constraints.yaml b/.github/workflows/update-constraints.yaml
index b9195ce..7fab2f7 100644
--- a/.github/workflows/update-constraints.yaml
+++ b/.github/workflows/update-constraints.yaml
@@ -103,7 +103,7 @@ jobs:
         steps:
 
             -   name : Checkout Pull Request
-                uses : actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+                uses : actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
                 with :
 
                     repository : ${{ github.event.pull_request.head.repo.full_name }}
@@ -176,7 +176,7 @@ jobs:
                 # https://github.com/marketplace/actions/checkout
 
             -   name : Checkout Pull Request
-                uses : actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+                uses : actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
                 with :
 
                     repository : ${{ github.event.pull_request.head.repo.full_name }}
@@ -253,7 +253,7 @@ jobs:
                 # https://github.com/marketplace/actions/checkout
 
             -   name : Checkout Repository
-                uses : actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+                uses : actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
                 with :
 
                     fetch-depth : 0
diff --git a/.github/workflows/validate-index.yaml b/.github/workflows/validate-index.yaml
index 29cb1f0..9ad66b4 100644
--- a/.github/workflows/validate-index.yaml
+++ b/.github/workflows/validate-index.yaml
@@ -36,7 +36,7 @@ jobs:
                 # https://github.com/marketplace/actions/checkout
 
             -   name : Checkout Repository
-                uses : actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+                uses : actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
                 with :
 
                     submodules : false