diff --git a/.github/workflows/githubpages.yml b/.github/workflows/githubpages.yml
index caf7b44b..2dfe5ab8 100644
--- a/.github/workflows/githubpages.yml
+++ b/.github/workflows/githubpages.yml
@@ -34,7 +34,7 @@ jobs:
             sed -i 's/"start_url": "\/"/"start_url": "\/${{github.event.repository.name}}\/"/g' manifest.webmanifest
             sed -i 's/"action": "\/"/"action": "\/${{github.event.repository.name}}\/"/g' manifest.webmanifest
             sed -i 's/"action": "\/receive-webshare"/"action": "\/${{github.event.repository.name}}\/receive-webshare"/g' manifest.webmanifest
-            sed -i "s/return Response.redirect\('\/', 303\);/return Response.redirect\('\/${{github.event.repository.name}}\/', 303\);/g" service-worker.published.js
+            sed -i "s/return Response.redirect\(\'\/\', 303\);/return Response.redirect\(\'\/${{github.event.repository.name}}\/\', 303\);/g" service-worker.published.js
       - name: Restore
         run: dotnet restore src/PDFtoImage.sln
       - name: Publish