diff --git a/.github/workflows/custom_acceptance.yml b/.github/workflows/custom_acceptance.yml
index 98779cc0..a5a7362a 100644
--- a/.github/workflows/custom_acceptance.yml
+++ b/.github/workflows/custom_acceptance.yml
@@ -39,7 +39,7 @@ jobs:
     steps:
 
       - name: "checkout"
-        uses: "actions/checkout@v3"
+        uses: "actions/checkout@v4"
 
       - name: "export environment"
         run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1545ad4d..37f730f5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
 
       - name: "Checkout"
-        uses: "actions/checkout@v3"
+        uses: "actions/checkout@v4"
         with:
           ref: "${{ github.ref }}"
           clean: true
diff --git a/.github/workflows/release_prep.yml b/.github/workflows/release_prep.yml
index 5c28baaa..8d3d0a66 100644
--- a/.github/workflows/release_prep.yml
+++ b/.github/workflows/release_prep.yml
@@ -26,7 +26,7 @@ jobs:
     steps:
 
       - name: "Checkout"
-        uses: "actions/checkout@v3"
+        uses: "actions/checkout@v4"
         with:
           ref: 'release-prep'
           fetch-depth: 0