diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 64dcd0fba..b59519182 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
 #            os: ubuntu-latest
 #            arch: x64
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 3d1b55e2b..08f30aca4 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -12,7 +12,7 @@ jobs:
       # Fix for Plots with GR backend, see https://github.com/JuliaPolyhedra/Polyhedra.jl/pull/265
       GKSwstype: nul
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: julia-actions/setup-julia@latest
         with:
           # Build documentation on the latest Julia 1.x
diff --git a/.github/workflows/examples.yml b/.github/workflows/examples.yml
index 7ce0cb226..65006c272 100644
--- a/.github/workflows/examples.yml
+++ b/.github/workflows/examples.yml
@@ -8,7 +8,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: julia-actions/setup-julia@latest
         with:
           version: '1'
diff --git a/.github/workflows/format_check.yml b/.github/workflows/format_check.yml
index d48b5991d..c01f0e0a7 100644
--- a/.github/workflows/format_check.yml
+++ b/.github/workflows/format_check.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: julia-actions/setup-julia@latest
         with:
           version: '1'
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Format check
         shell: julia --color=yes {0}
         run: |