diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index ee2e80bc6..f58bdb949 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-22.04 # Keep Ubuntu 22.04 until compatibility with lcov has been improved
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install OpenMP
         shell: bash
@@ -63,7 +63,7 @@ jobs:
       - compute
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: actions/download-artifact@v6
         with:
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 1a21eed4a..63f8ad099 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install OpenMP
         shell: bash
@@ -62,7 +62,7 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: actions/download-artifact@v6
         with:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 46df7b5e1..0cc8260e2 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install OpenMP
         shell: bash
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install OpenMP
         shell: bash
@@ -82,7 +82,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install OpenMP
         shell: bash
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 1b74ca979..4bc835e2c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -31,7 +31,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install OpenMP
         shell: bash
@@ -95,7 +95,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Download dependencies
         shell: bash