diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d003da2..7019be7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -64,6 +64,6 @@ jobs:
       - name: Upload to package registry
         run: |
           cd /tmp
-          awk '{print $1 " moodle-'${{ env.PLUGIN_NAME }}-${{ github.ref_name }}.zip'"}' /tmp/moodle-${{ env.PLUGIN_NAME }}-${{ github.ref_name }}.zip.md5 > /tmp/moodle-${{ env.PLUGIN_NAME }}-${{ github.ref_name }}.zip.md5
+          MD5_CONTENT=$(awk '{print $1 " moodle-'${{ env.PLUGIN_NAME }}-${{ github.ref_name }}.zip'"}' /tmp/moodle-${{ env.PLUGIN_NAME }}-${{ github.ref_name }}.zip.md5)
           curl --fail-with-body -u upload:${{ secrets.PACKAGE_REGISTRY_UPLOAD_PASSWORD }} -T /tmp/moodle-${{ env.PLUGIN_NAME }}-${{ github.ref_name }}.zip https://packages.projekt-adler.eu/upload/moodle/${{ env.PLUGIN_NAME }}/${{ github.ref_name }}.zip
-          curl --fail-with-body -u upload:${{ secrets.PACKAGE_REGISTRY_UPLOAD_PASSWORD }} -T /tmp/moodle-${{ env.PLUGIN_NAME }}-${{ github.ref_name }}.zip.md5 https://packages.projekt-adler.eu/upload/moodle/${{ env.PLUGIN_NAME }}/${{ github.ref_name }}.zip.md5
+          curl --fail-with-body -u upload:${{ secrets.PACKAGE_REGISTRY_UPLOAD_PASSWORD }} -X PUT --data "$MD5_CONTENT" https://packages.projekt-adler.eu/upload/moodle/${{ env.PLUGIN_NAME }}/${{ github.ref_name }}.zip.md5