diff --git a/.github/workflows/build-and-test-all.yml b/.github/workflows/build-and-test-all.yml
index 71717e79d600..eeeec1d92e5a 100644
--- a/.github/workflows/build-and-test-all.yml
+++ b/.github/workflows/build-and-test-all.yml
@@ -26,7 +26,7 @@ jobs:
       ASAN_OPTIONS: detect_leaks=0
     steps:
       - uses: PowerDNS/pdns/set-ubuntu-mirror@meta
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 5
           submodules: recursive
@@ -37,7 +37,7 @@ jobs:
           echo "stamp=$(/bin/date +%s)" >> "$GITHUB_OUTPUT"
         shell: bash
       - name: let GitHub cache our ccache data
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.ccache
           key: auth-ccache-${{ steps.get-stamp.outputs.stamp }}
@@ -54,7 +54,7 @@ jobs:
       - run: ccache -s
       - run: echo "normalized-branch-name=${{ inputs.branch-name || github.ref_name }}" | tr "/" "-" >> "$GITHUB_ENV"
       - name: Store the binaries
-        uses: actions/upload-artifact@v3 # this takes 30 seconds, maybe we want to tar
+        uses: actions/upload-artifact@v4 # this takes 30 seconds, maybe we want to tar
         with:
           name: pdns-auth-${{ env.normalized-branch-name }}
           path: /opt/pdns-auth
@@ -94,14 +94,14 @@ jobs:
           --restart always
     steps:
       - uses: PowerDNS/pdns/set-ubuntu-mirror@meta
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 5
           submodules: recursive
           ref: ${{ inputs.branch-name }}
       - run: echo "normalized-branch-name=${{ inputs.branch-name || github.ref_name }}" | tr "/" "-" >> "$GITHUB_ENV"
       - name: Fetch the binaries
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: pdns-auth-${{ env.normalized-branch-name }}
           path: /opt/pdns-auth
@@ -206,14 +206,14 @@ jobs:
           --restart always
     steps:
       - uses: PowerDNS/pdns/set-ubuntu-mirror@meta
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 5
           submodules: recursive
           ref: ${{ inputs.branch-name }}
       - run: echo "normalized-branch-name=${{ inputs.branch-name || github.ref_name }}" | tr "/" "-" >> "$GITHUB_ENV"
       - name: Fetch the binaries
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: pdns-auth-${{ env.normalized-branch-name }}
           path: /opt/pdns-auth
@@ -233,14 +233,14 @@ jobs:
       ASAN_OPTIONS: detect_leaks=0
     steps:
       - uses: PowerDNS/pdns/set-ubuntu-mirror@meta
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 5
           submodules: recursive
           ref: ${{ inputs.branch-name }}
       - run: echo "normalized-branch-name=${{ inputs.branch-name || github.ref_name }}" | tr "/" "-" >> "$GITHUB_ENV"
       - name: Fetch the binaries
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: pdns-auth-${{ env.normalized-branch-name }}
           path: /opt/pdns-auth
@@ -253,7 +253,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: PowerDNS/pdns/set-ubuntu-mirror@meta
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 5
           submodules: recursive
@@ -276,7 +276,7 @@ jobs:
         run: "sudo apt-get update && sudo apt-get install jq jc"
       - name: Fail job if any of the previous jobs failed
         run: "for i in `echo '${{ toJSON(needs) }}' | jq -r '.[].result'`; do if [[ $i == 'failure' ]]; then echo '${{ toJSON(needs) }}'; exit 1; fi; done;"
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 5
           submodules: recursive
diff --git a/.github/workflows/builder-dispatch.yml b/.github/workflows/builder-dispatch.yml
index b4966648496d..fdeca1af105c 100644
--- a/.github/workflows/builder-dispatch.yml
+++ b/.github/workflows/builder-dispatch.yml
@@ -22,7 +22,7 @@ jobs:
     # on a ubuntu-20.04 VM
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0 # for correct version numbers
           submodules: recursive
@@ -32,7 +32,7 @@ jobs:
         run: 'echo ::set-output name=version::$(readlink builder/tmp/latest)'
         id: getversion
       - name: Upload packages
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ github.event.inputs.product }}-${{ github.event.inputs.os }}-${{ steps.getversion.outputs.version }}
           path: built_pkgs/
diff --git a/.github/workflows/builder.yml b/.github/workflows/builder.yml
index 104dca679602..36a58af13a7f 100644
--- a/.github/workflows/builder.yml
+++ b/.github/workflows/builder.yml
@@ -32,7 +32,7 @@ jobs:
           - debian-bookworm
       fail-fast: false
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0  # for correct version numbers
           submodules: recursive
@@ -44,7 +44,7 @@ jobs:
           echo "version=$(readlink builder/tmp/latest)" >> $GITHUB_OUTPUT
         id: getversion
       - name: Upload packages
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ matrix.product }}-${{ matrix.os }}-${{ steps.getversion.outputs.version }}
           path: built_pkgs/
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 3f6ef64c899a..e817c04ff93b 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -32,7 +32,7 @@ jobs:
     steps:
     - uses: PowerDNS/pdns/set-ubuntu-mirror@meta
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
diff --git a/.github/workflows/formatting.yml b/.github/workflows/formatting.yml
index 19bac0344a2b..cedeef126968 100644
--- a/.github/workflows/formatting.yml
+++ b/.github/workflows/formatting.yml
@@ -14,7 +14,7 @@ jobs:
     # on a ubuntu-20.04 VM
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 5
           submodules: recursive
diff --git a/.github/workflows/fuzz.yml b/.github/workflows/fuzz.yml
index c93ed0ef8769..fc3317e5402c 100644
--- a/.github/workflows/fuzz.yml
+++ b/.github/workflows/fuzz.yml
@@ -20,7 +20,7 @@ jobs:
         fuzz-seconds: 600
         dry-run: false
     - name: Upload Crash
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: failure()
       with:
         name: artifacts