diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
index cfb3d8e..93af3e4 100644
--- a/.github/workflows/doc.yml
+++ b/.github/workflows/doc.yml
@@ -23,7 +23,7 @@ jobs:
       uses: actions/checkout@v2
 
     - name: Checkout & build docs
-      run: git clone https://github.com/lunarmodules/LDoc.git ldoc && lua ldoc/ldoc.lua .
+      run: git clone https://github.com/lunarmodules/LDoc.git ldoc && .lua/bin/lua ldoc/ldoc.lua .
 
     # - name: Deploy
     #   uses: peaceiris/actions-gh-pages@v3