diff --git a/.github/workflows/build/linux/action.yml b/.github/workflows/build/linux/action.yml
index e1dcb2c..9a5b249 100644
--- a/.github/workflows/build/linux/action.yml
+++ b/.github/workflows/build/linux/action.yml
@@ -47,7 +47,7 @@ runs:
       zip -9rv ../packages/Mildred-${{ env.mildredVersion }}-linux.zip Mildred-${{ env.mildredVersion }}-linux
 
   - name: Upload Package Artifacts
-    uses: actions/upload-artifact@v3
+    uses: actions/upload-artifact@v4
     with:
-      name: packages
+      name: packages-linux-${{ runner.arch }}
       path: ${{ github.workspace }}/packages
diff --git a/.github/workflows/build/osx/action.yml b/.github/workflows/build/osx/action.yml
index 9dceaa8..563210b 100644
--- a/.github/workflows/build/osx/action.yml
+++ b/.github/workflows/build/osx/action.yml
@@ -9,7 +9,7 @@ runs:
     shell: bash
     run: |
       set -ex
-      sudo pip3 install conan aqtinstall
+      sudo pip3 install conan==1.* aqtinstall --break-system-packages
       aqt install-qt --outputdir /tmp/qt mac desktop ${{ env.qtVersion }} -m qt3d
 
   - name: Build
@@ -34,7 +34,7 @@ runs:
       zip -9rv ../packages/Mildred-${{ env.mildredVersion }}-osx.zip Mildred-${{ env.mildredVersion }}-osx
 
   - name: Upload Raw Build Artifacts
-    uses: actions/upload-artifact@v3
+    uses: actions/upload-artifact@v4
     with:
-      name: packages
+      name: packages-osx-${{ runner.arch }}
       path: ${{ github.workspace }}/packages
diff --git a/.github/workflows/build/windows/action.yml b/.github/workflows/build/windows/action.yml
index 426fd4d..37ed0f2 100644
--- a/.github/workflows/build/windows/action.yml
+++ b/.github/workflows/build/windows/action.yml
@@ -32,7 +32,7 @@ runs:
       7z a ../packages/Mildred-${{ env.mildredVersion }}-windows.zip Mildred-${{ env.mildredVersion }}-windows/
 
   - name: Upload Raw Build Artifacts
-    uses: actions/upload-artifact@v3
+    uses: actions/upload-artifact@v4
     with:
-      name: packages
+      name: packages-windows-${{ runner.arch }}
       path: ${{ github.workspace }}/packages
diff --git a/.github/workflows/publish/action.yml b/.github/workflows/publish/action.yml
index dc343d2..2ef31c3 100644
--- a/.github/workflows/publish/action.yml
+++ b/.github/workflows/publish/action.yml
@@ -10,9 +10,10 @@ runs:
   steps:
 
   - name: Download Artifacts
-    uses: actions/download-artifact@v3
+    uses: actions/download-artifact@v4
     with:
-      name: packages
+      pattern: packages-*
+      merge-multiple: true
       path: ${{ github.workspace }}/packages
 
   - name: Download Prerequisites
diff --git a/.github/workflows/qc/action.yml b/.github/workflows/qc/action.yml
index 733d4d4..10e0093 100644
--- a/.github/workflows/qc/action.yml
+++ b/.github/workflows/qc/action.yml
@@ -8,16 +8,14 @@ runs:
     shell: bash
     run: |
       set -ex
-      sudo apt-get update
-      sudo apt-get install --yes clang-format-13
       pip install cmake_format==0.6.9
 
   - name: C++ Formatting
     shell: bash
     run: |
       set -ex
-      clang-format-13 --version
-      find src/ examples/ -type f -regex '.*\.\(c\|cpp\|h\|hpp\|hui\)' -exec clang-format-13 -i {} +
+      clang-format-17 --version
+      find src/ examples/ -type f -regex '.*\.\(c\|cpp\|h\|hpp\|hui\)' -exec clang-format-17 -i {} +
       git diff
       git diff --quiet