diff --git a/.github/workflows/test-pages.yml b/.github/workflows/test-pages.yml
index 6b9f4b8..8142169 100644
--- a/.github/workflows/test-pages.yml
+++ b/.github/workflows/test-pages.yml
@@ -3,7 +3,7 @@ name: Deploy PR preview
 
 on:
   pull_request:
-    types: [opened, synchronize, reopened]
+    types: [opened, synchronize, reopened, closed]
   workflow_dispatch:
     inputs:
       destination:
@@ -38,7 +38,7 @@ jobs:
       - name: Install dependencies
         run: npm install
       - name: Build
-        run: npm run build -- --base=https://momijizukamori.github.io/bookbinder-js/pr-preview/${{ github.event.pull_request.number }}
+        run: npm run build -- --base=https://momijizukamori.github.io/bookbinder-js/pr-preview/pr-${{ github.event.pull_request.number }}
         if: github.event.action != 'closed'
       - uses: rossjrw/pr-preview-action@v1
         with: