diff --git a/.github/workflows/deploy-functions.yml b/.github/workflows/deploy-functions.yml
index b843877..93e741a 100644
--- a/.github/workflows/deploy-functions.yml
+++ b/.github/workflows/deploy-functions.yml
@@ -27,7 +27,7 @@ jobs:
       run: go test -v ./...
 
     - name: Upload
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: plattentests-go
         path: ./plattentests-go