diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 121a2e9..61d85e3 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -41,8 +41,9 @@ jobs:
 
     - name: create doc
       run: |
-        cd doc && nix-shell --run 'make all'
-        cd doc && echo hello world > index.html
+        cd doc
+        nix-shell --run 'make all'
+        echo hello world > index.html
 
     - name: Deploy
       uses: JamesIves/github-pages-deploy-action@4.1.0