diff --git a/.forgejo/workflows/test_workflow.yml b/.forgejo/workflows/test_workflow.yml
index cca4f74..b1f93c5 100644
--- a/.forgejo/workflows/test_workflow.yml
+++ b/.forgejo/workflows/test_workflow.yml
@@ -6,7 +6,7 @@ jobs:
     container:
       image: git.hswro.org/fleg/actions-experiments:latest
     steps:
-      - uses: https://codeberg.org/fleg/light-actions/checkout@test11
+      - uses: https://codeberg.org/fleg/light-actions/checkout@test12
       - run: cat README.md
   upload-artifact:
     runs-on: docker
@@ -14,7 +14,7 @@ jobs:
       image: git.hswro.org/fleg/actions-experiments:latest
     steps:
       - run: echo "test passed" > test.txt
-      - uses: https://codeberg.org/fleg/light-actions/upload-artifact@test11
+      - uses: https://codeberg.org/fleg/light-actions/upload-artifact@test12
         with:
           path: test.txt
           artifact-name: test-artifact
diff --git a/upload-artifact/action.yml b/upload-artifact/action.yml
index 734e927..8ff81e4 100644
--- a/upload-artifact/action.yml
+++ b/upload-artifact/action.yml
@@ -34,6 +34,9 @@ runs:
           --header 'Accept: application/json;api-version=6.0-preview' \
           --header "Authorization: Bearer ${{ github.token }}" \
           --header 'Content-Type: application/octet-stream' \
+          --header "x-tfs-filelength: ${FILE_SIZE_BYTES}" \
+          --header "content-length: ${FILE_SIZE_BYTES}" \
+          --header "x-actions-results-md5: $(md5sum ${{ inputs.path }})" \
           --header "Content-Range: bytes 0-${FILE_SIZE_BYTES_MINUS_ONE}/${FILE_SIZE_BYTES}" \
           --data-binary "@${{ inputs.path }}" \
           "${RESOURCE_URL}?itemPath=${{ inputs.artifact-name }}/$(basename ${{ inputs.path }})"
@@ -45,6 +48,5 @@ runs:
           --header 'Accept: application/json;api-version=6.0-preview' \
           --header "Authorization: Bearer ${{ github.token }}" \
           --header 'Content-Type: application/json' \
-          --data '{"size": ${FILE_SIZE_BYTES}}' \
           "${ARTIFACT_BASE}&artifactName=${{ inputs.artifact-name }}"
       shell: sh