diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 21c8d62..495aa8a 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout ICAT Client
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v4.0.0
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.0.0
 
       - name: Set up JDK
         uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
@@ -29,7 +29,7 @@ jobs:
           sudo apt-get update
 
       - name: Checkout ICAT Ansible
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v4.0.0
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.0.0
         with:
           repository: icatproject-contrib/icat-ansible
           path: icat-ansible