diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index c280faf..e3c62f0 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -17,7 +17,6 @@ jobs:
         uses: actions/checkout@v2.3.1
       - name: Install and Build 🔧
         run: |
-          cd example
           npm install
           npm run build
       - name: Deploy 🚀
diff --git a/demo/component/Item.tsx b/demo/component/Item.tsx
index fb96b34..14d6d7a 100644
--- a/demo/component/Item.tsx
+++ b/demo/component/Item.tsx
@@ -17,7 +17,7 @@ const Item = (props: Props) => {
         height: '100%',
     }}>
         {item.cover ? (
-            <img src={item.cover}
+            <img src={`https://iss.ndl.go.jp/thumbnail/${item.isbn}`}
                 alt={item.title}
                 data-aspect={item.properties.aspect}
             />
diff --git a/package-lock.json b/package-lock.json
index 2a53929..0405fda 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "hiradumi",
-    "version": "1.6.6",
+    "version": "1.6.8",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
             "name": "hiradumi",
-            "version": "1.6.6",
+            "version": "1.6.8",
             "license": "MIT",
             "dependencies": {
                 "@types/react": "^18.0.3",