diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index eb1360bc6..eca263c95 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -26,7 +26,7 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
@@ -51,7 +51,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v1
         with:
           version: '1'
diff --git a/.github/workflows/Downstream.yml b/.github/workflows/Downstream.yml
index 5866c0417..0c63c8b7c 100644
--- a/.github/workflows/Downstream.yml
+++ b/.github/workflows/Downstream.yml
@@ -21,14 +21,14 @@ jobs:
           - {user: nathanaelbosch, repo: Fenrir.jl, group: Downstream}
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.julia-version }}
           arch: x64
       - uses: julia-actions/julia-buildpkg@latest
       - name: Clone Downstream
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: ${{ matrix.package.user }}/${{ matrix.package.repo }}
           path: downstream
diff --git a/.github/workflows/FormatCheck.yml b/.github/workflows/FormatCheck.yml
index cbac22c77..01b56f87f 100644
--- a/.github/workflows/FormatCheck.yml
+++ b/.github/workflows/FormatCheck.yml
@@ -21,7 +21,7 @@ jobs:
         with:
           version: ${{ matrix.julia-version }}
 
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - name: Install JuliaFormatter and format
         # This will use the latest version by default but you can set the version like so:
         #
diff --git a/.github/workflows/vale.yml b/.github/workflows/vale.yml
index c8e67107d..816380901 100644
--- a/.github/workflows/vale.yml
+++ b/.github/workflows/vale.yml
@@ -13,5 +13,5 @@ jobs:
     name: runner / vale
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: errata-ai/vale-action@reviewdog