diff --git a/.changes/unreleased/Dependencies-20240419-024818.yaml b/.changes/unreleased/Dependencies-20240419-024818.yaml
new file mode 100644
index 000000000..ed51e119a
--- /dev/null
+++ b/.changes/unreleased/Dependencies-20240419-024818.yaml
@@ -0,0 +1,6 @@
+kind: "Dependencies"
+body: "Bump actions/upload-artifact from 3 to 4"
+time: 2024-04-19T02:48:18.00000Z
+custom:
+  Author: dependabot[bot]
+  PR: 1011
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index fd3c67072..a89082969 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -104,11 +104,12 @@ jobs:
         id: date
         run: echo "date=$(date +'%Y-%m-%dT%H_%M_%S')" >> $GITHUB_OUTPUT #no colons allowed for artifacts
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         if: always()
         with:
           name: unit_results_${{ matrix.python-version }}-${{ steps.date.outputs.date }}.csv
           path: unit_results.csv
+          overwrite: true
 
   build:
     name: build packages
@@ -153,10 +154,11 @@ jobs:
           if [[ "$(ls -lh dist/)" == *"a1"* ]]; then export is_alpha=1; fi
           echo "is_alpha=$is_alpha" >> $GITHUB_OUTPUT
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: dist
           path: dist/
+          overwrite: true
 
   test-build:
     name: verify packages / python ${{ matrix.python-version }} / ${{ matrix.os }}