diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7dac3c6..7ed222e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.10", "3.11", "3.12", "3.13"]
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -75,7 +75,7 @@ jobs:
         os: [windows-latest, macos-latest]
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -104,7 +104,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -125,7 +125,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/draft-pdf.yml b/.github/workflows/draft-pdf.yml
index 5239507..1b37a1e 100644
--- a/.github/workflows/draft-pdf.yml
+++ b/.github/workflows/draft-pdf.yml
@@ -20,7 +20,7 @@ jobs:
     name: Compile JOSS paper
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Build draft PDF with Open Journals tooling
         uses: openjournals/openjournals-draft-action@master
         with:
diff --git a/.github/workflows/monthly-audit.yml b/.github/workflows/monthly-audit.yml
index 305e44f..ed024c2 100644
--- a/.github/workflows/monthly-audit.yml
+++ b/.github/workflows/monthly-audit.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out complete public history
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
       - name: Set up Python
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 64e9a56..06eddc5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out tagged source
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0