diff --git a/.github/workflows/game_web_ci.yml b/.github/workflows/game_web_ci.yml
index a939e46..78adaef 100644
--- a/.github/workflows/game_web_ci.yml
+++ b/.github/workflows/game_web_ci.yml
@@ -36,7 +36,9 @@ jobs:
         run: |
           git clone https://github.com/gzuidhof/coi-serviceworker.git
           mv coi-serviceworker/coi-serviceworker.js build/web/coi-serviceworker.js
-          sed -i '3 i <script src="coi-serviceworker.js"></script>' ../build/web/index.html
+          ls build/
+          ls build/web/
+          sed -i '3 i <script src="coi-serviceworker.js"></script>' build/web/index.html
 
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3.9.3