diff --git a/.github/workflows/lua.yml b/.github/workflows/lua.yml
index 180c125..1ac57a3 100644
--- a/.github/workflows/lua.yml
+++ b/.github/workflows/lua.yml
@@ -64,6 +64,7 @@ jobs:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: leafo/gh-actions-lua@v9
       - uses: leafo/gh-actions-luarocks@v4
+      - run: luarocks install --local dkjson # needed to run upload?? ooook luarocks...
       - run: luarocks upload codemp-*.rockspec --api-key ${{ secrets.LUAROCKS_TOKEN }}
         working-directory: dist/lua