diff --git a/.github/workflows/merge-develop.yml b/.github/workflows/merge-develop.yml
index 443304f..2b4c439 100644
--- a/.github/workflows/merge-develop.yml
+++ b/.github/workflows/merge-develop.yml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'NHSDigital/mesh-sandbox' && !contains(github.event.head_commit.message, 'tag release version:')
     steps:
       - name: checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           fetch-depth: 0
 
@@ -116,7 +116,7 @@ jobs:
     if: github.repository == 'NHSDigital/mesh-sandbox'  && github.actor != 'dependabot[bot]' && !contains(github.event.head_commit.message, 'tag release version:')
     steps:
       - name: checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 0421a46..9b1b73e 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'NHSDigital/mesh-sandbox'
     steps:
       - name: checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           fetch-depth: 0
 
@@ -158,7 +158,7 @@ jobs:
     if: github.repository == 'NHSDigital/mesh-sandbox'
     steps:
       - name: checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           fetch-depth: 0
 
@@ -244,7 +244,7 @@ jobs:
       - lint
     steps:
       - name: checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           fetch-depth: 0