diff --git a/.github/workflows/Clang.yml b/.github/workflows/Clang.yml
index 5cc4d50..e391d79 100644
--- a/.github/workflows/Clang.yml
+++ b/.github/workflows/Clang.yml
@@ -22,7 +22,7 @@ jobs:
       image: ghcr.io/mattkretz/cplusplus-ci/base
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Run test suite
         env:
diff --git a/.github/workflows/GCC.yml b/.github/workflows/GCC.yml
index 96fdcb4..7056bf2 100644
--- a/.github/workflows/GCC.yml
+++ b/.github/workflows/GCC.yml
@@ -22,7 +22,7 @@ jobs:
       image: ghcr.io/mattkretz/cplusplus-ci/latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Run test suite
         env:
diff --git a/.github/workflows/fair-software.yml b/.github/workflows/fair-software.yml
index 93460d2..22cd436 100644
--- a/.github/workflows/fair-software.yml
+++ b/.github/workflows/fair-software.yml
@@ -12,7 +12,7 @@ jobs:
     name: "fair-software"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           repository: mattkretz/howfairis
           path: howfairis
diff --git a/.github/workflows/reuse.yml b/.github/workflows/reuse.yml
index fe8ccd4..a9bb180 100644
--- a/.github/workflows/reuse.yml
+++ b/.github/workflows/reuse.yml
@@ -8,6 +8,6 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: REUSE Compliance Check
         uses: fsfe/reuse-action@v5