diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 5a4353e6..b2febe9c 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -68,14 +68,14 @@ jobs:
           sha256sum * | tee SHA256SUMS
 
       - name: Upload Python artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: dist-${{ github.run_attempt }}
           path: dist
           if-no-files-found: error
 
       - name: Upload Javascript artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: jsdist-${{ github.run_attempt }}
           path: jsdist
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 0cfd99da..0d6c984f 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -56,7 +56,7 @@ jobs:
         run: pyproject-build
 
       - name: Upload built artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: dist-${{ github.run_attempt }}
           path: ./dist
@@ -179,7 +179,7 @@ jobs:
 
       - name: Upload test reports
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: |-
             tests-${{ matrix.os }}-${{ matrix.python-version }}-${{ matrix.pip-extras }}-${{ (matrix.pip-install-constraints != '' && 'oldest-') || '' }}${{ github.run_attempt }}