diff --git a/.github/workflows/marp.yaml b/.github/workflows/marp.yaml
index e8178f9..14180d5 100644
--- a/.github/workflows/marp.yaml
+++ b/.github/workflows/marp.yaml
@@ -13,6 +13,8 @@ jobs:
           node-version: "*"
       - name: Install dependencies
         run: npm install
+      - name: Setup directories
+        run: mkdir -p out/ bin/
       - name: Build slides to HTML
         run: npm run build:html
       - name: Build slides to PDF