diff --git a/quartz.layout.ts b/quartz.layout.ts
index 687ed8b63..a96491a0f 100644
--- a/quartz.layout.ts
+++ b/quartz.layout.ts
@@ -60,6 +60,24 @@ export const defaultContentPageLayout: PageLayout = {   
         inputPosition: "top",
       }
     }),
+    Component.Comments({
+      provider: 'giscus',
+      options: {
+        // from data-repo
+        repo: 'CatMuse/CatMuse',
+        // from data-repo-id
+        repoId: 'R_kgDON1wDZg',
+        // from data-category
+        category: 'Announcements',
+        // from data-category-id
+        categoryId: 'DIC_kwDON1wDZs4Cmywd',
+        themeUrl: "https://www.catmuse.me/static/giscus", // corresponds to quartz/static/giscus/
+        lightTheme: "light", // corresponds to light-theme.css in quartz/static/giscus/
+        darkTheme: "dark", // corresponds to dark-theme.css quartz/static/giscus/
+        mapping: "pathname",
+        inputPosition: "top",
+      }
+    }),
   ],
 }