diff --git a/.github/workflows/cache.yml b/.github/workflows/cache.yml
index c9325914..433d0ca4 100644
--- a/.github/workflows/cache.yml
+++ b/.github/workflows/cache.yml
@@ -33,13 +33,13 @@ jobs:
         run: |
           jb build lectures --path-output ./ -W --keep-going
       - name: Upload Execution Reports
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         if: failure()
         with:
           name: execution-reports
           path: _build/html/reports
       - name: Upload "_build" folder (cache)
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: build-cache
           path: _build
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 58f69dcc..6b0586e3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -70,7 +70,7 @@ jobs:
         run: |
           jb build lectures --path-output ./ -n -W --keep-going
       - name: Upload Execution Reports
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         if: failure()
         with:
           name: execution-reports
diff --git a/.github/workflows/execution-linux.yml b/.github/workflows/execution-linux.yml
index 8264ab53..7bb67185 100644
--- a/.github/workflows/execution-linux.yml
+++ b/.github/workflows/execution-linux.yml
@@ -32,7 +32,7 @@ jobs:
         shell: bash -l {0}
         run: jb build lectures --path-output=./ -W --keep-going
       - name: Upload Execution Reports
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         if: failure()
         with:
           name: execution-reports
diff --git a/.github/workflows/execution-osx.yml b/.github/workflows/execution-osx.yml
index 621a4b74..c4fa60f6 100644
--- a/.github/workflows/execution-osx.yml
+++ b/.github/workflows/execution-osx.yml
@@ -32,7 +32,7 @@ jobs:
         shell: bash -l {0}
         run: jb build lectures --path-output=./ -W --keep-going
       - name: Upload Execution Reports
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         if: failure()
         with:
           name: execution-reports
diff --git a/.github/workflows/execution-win.yml b/.github/workflows/execution-win.yml
index 4e0d9d8d..e8b74594 100644
--- a/.github/workflows/execution-win.yml
+++ b/.github/workflows/execution-win.yml
@@ -37,7 +37,7 @@ jobs:
         shell: powershell
         run: jb build lectures --path-output=./ -W --keep-going
       - name: Upload Execution Reports
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         if: failure()
         with:
           name: execution-reports
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 5622ef7a..d5f0bb8b 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -73,7 +73,7 @@ jobs:
         run: |
           jb build lectures --path-output ./ --builder=custom --custom-builder=jupyter -n -W --keep-going
           zip -r download-notebooks.zip _build/jupyter
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           name: download-notebooks
           path: download-notebooks.zip