diff --git a/src/commands/preview.ts b/src/commands/preview.ts
index a85868e..c72d60f 100644
--- a/src/commands/preview.ts
+++ b/src/commands/preview.ts
@@ -1,4 +1,3 @@
-import { config } from "../lib/config";
 import { getFileSystemRepo } from "../lib/get-file-system-repo";
 import { getQiitaApiInstance } from "../lib/get-qiita-api-instance";
 import { getUrlAddress } from "../lib/getUrlAddress";
@@ -23,6 +22,6 @@ export const preview = async () => {
 
   startLocalChangeWatcher({
     server,
-    watchPath: config.getItemsRootDir(),
+    watchPath: fileSystemRepo.getRootPath(),
   });
 };
diff --git a/src/lib/file-system-repo.test.ts b/src/lib/file-system-repo.test.ts
index a505e71..cd9e901 100644
--- a/src/lib/file-system-repo.test.ts
+++ b/src/lib/file-system-repo.test.ts
@@ -401,4 +401,12 @@ updated
       });
     });
   });
+
+  describe("getRootPath()", () => {
+    it("returns the root path", () => {
+      const dataRootDir = "./tmp";
+      const instance = new FileSystemRepo({ dataRootDir });
+      expect(instance.getRootPath()).toBe(`tmp/public`);
+    });
+  });
 });
diff --git a/src/lib/file-system-repo.ts b/src/lib/file-system-repo.ts
index 337d574..1fb2742 100644
--- a/src/lib/file-system-repo.ts
+++ b/src/lib/file-system-repo.ts
@@ -187,7 +187,7 @@ export class FileSystemRepo {
     await fs.mkdir(this.getRemotePath(), { recursive: true });
   }
 
-  private getRootPath() {
+  public getRootPath() {
     const subdir = "public";
     return path.join(this.dataRootDir, subdir);
   }
diff --git a/src/server/app.ts b/src/server/app.ts
index def04db..c1ea01e 100644
--- a/src/server/app.ts
+++ b/src/server/app.ts
@@ -65,7 +65,9 @@ export function startLocalChangeWatcher({
   watchPath: string;
 }) {
   const wsServer = new WebSocketServer({ server });
-  const watcher = chokidar.watch(watchPath);
+  const watcher = chokidar.watch(watchPath, {
+    ignored: ["**/.remote/**"],
+  });
   watcher.on("change", () => {
     wsServer.clients.forEach((client) => {
       if (client.readyState === WebSocket.OPEN) {