diff --git a/action.yml b/action.yml
index f6343c0..6139011 100644
--- a/action.yml
+++ b/action.yml
@@ -26,7 +26,8 @@ runs:
     - run: echo "Uploading '${{ inputs.file }}' to '${{ vars.PACK_HOST }}/api/upload/${{ gitea.repository }}/${{ inputs.feature }}'"
     - name: 'Upload file'
       run: |
-        curl -v -H 'Authorization: Bearer ${{ inputs.secret }}' \
+        curl -v -H 'Authorization: Bearer ${{ inputs.secret }}' \                   
+          -F sha='${{ gitea.sha }}' \
           -F prefix='${{ inputs.prefix }}' \
           -F filename='${{ inputs.file }}' \
           -F data=@'${{ inputs.file }}' \