diff --git a/.github/workflows/copilot-setup-steps.yml b/.github/workflows/copilot-setup-steps.yml
index 6736156b..4cbca0fd 100644
--- a/.github/workflows/copilot-setup-steps.yml
+++ b/.github/workflows/copilot-setup-steps.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 5d9230f9..7a61aed1 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -12,7 +12,7 @@ jobs:
         python-version: ["3.10", "3.11", "3.12", "3.13"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5
@@ -34,7 +34,7 @@ jobs:
     name: Test Rust Backend (Python 3.12)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5
@@ -64,7 +64,7 @@ jobs:
     name: Security & Vulnerability Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index 92788e60..96ef6bec 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -33,7 +33,7 @@ jobs:
       matrix:
         target: [x86_64, aarch64]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v5
         with:
           python-version: "3.12"
@@ -58,7 +58,7 @@ jobs:
       matrix:
         target: [x64]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v5
         with:
           python-version: "3.12"
@@ -83,7 +83,7 @@ jobs:
       matrix:
         target: [x86_64, aarch64]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v5
         with:
           python-version: "3.12"
@@ -103,7 +103,7 @@ jobs:
     name: Build OpenPIV Python Package (sdist & pure wheel)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - name: Install uv
         uses: astral-sh/setup-uv@v5
         with:
diff --git a/.github/workflows/zenodo.yml b/.github/workflows/zenodo.yml
index daf49d8c..98fd95d7 100644
--- a/.github/workflows/zenodo.yml
+++ b/.github/workflows/zenodo.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Check Zenodo Token
         id: check-token