diff --git a/.github/workflows/code_size.yml b/.github/workflows/code_size.yml
index 6726193379..a24354ab52 100644
--- a/.github/workflows/code_size.yml
+++ b/.github/workflows/code_size.yml
@@ -41,7 +41,7 @@ jobs:
       run: echo $PR_NUMBER > pr_number
     - name: Upload diff
       if: github.event_name == 'pull_request'
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: code-size-report
         path: |
diff --git a/.github/workflows/mpremote.yml b/.github/workflows/mpremote.yml
index ee91b6360b..89991e6652 100644
--- a/.github/workflows/mpremote.yml
+++ b/.github/workflows/mpremote.yml
@@ -22,7 +22,7 @@ jobs:
     - name: Build mpremote wheel
       run: cd tools/mpremote && python -m build --wheel
     - name: Archive mpremote wheel
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: mpremote
         path: |