diff --git a/.github/workflows/CompatHelper.yml b/.github/workflows/CompatHelper.yml
index 196a5ce9..dd521797 100644
--- a/.github/workflows/CompatHelper.yml
+++ b/.github/workflows/CompatHelper.yml
@@ -9,7 +9,7 @@ jobs:
   CompatHelper:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Get Julia compatibility
         id: julia_compat
         # NOTE: this requires a Julia compat lower-bound with minor version!
diff --git a/.github/workflows/Format.yml b/.github/workflows/Format.yml
index 3a4438be..0e1ce4a6 100644
--- a/.github/workflows/Format.yml
+++ b/.github/workflows/Format.yml
@@ -16,7 +16,7 @@ jobs:
     if: github.event.pull_request.draft == false
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: ${{github.event.pull_request.head.ref}}
           repository: ${{github.event.pull_request.head.repo.full_name}}
diff --git a/.github/workflows/Test.yml b/.github/workflows/Test.yml
index 929fc4e2..1aa27828 100644
--- a/.github/workflows/Test.yml
+++ b/.github/workflows/Test.yml
@@ -50,7 +50,7 @@ jobs:
             arch: 'x64'
             llvm_args: '--opaque-pointers'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Julia
         uses: julia-actions/setup-julia@v2
@@ -98,7 +98,7 @@ jobs:
           #  build: 'x86_64-linux-gnuassert'
           #  branch: 'master'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Download Julia
         env: