diff --git a/public/live2d/wordpress-moc/live2d.min.js b/public/live2d/wordpress-moc/live2d.min.js
index 364ae2c..199c5e2 100644
--- a/public/live2d/wordpress-moc/live2d.min.js
+++ b/public/live2d/wordpress-moc/live2d.min.js
@@ -8226,7 +8226,7 @@ function LAppModel() {
 	this.gl = null;
 	this.texPath = "";
 	this.modelPath = "";
-	this.countOfTexure = -1
+	this.countOfTexure = 0
 }
 LAppModel.prototype = new L2DBaseModel();
 var motionModel;
@@ -8905,4 +8905,4 @@ function musicPlay(isPlay) {
 	var audio = document.getElementById(LAppDefine.AUDIO_ID);
 	audio.play();
 }
-autoPlayMusic();
\ No newline at end of file
+autoPlayMusic();
diff --git a/src/__tests__/BlogLive2D.spec.ts b/src/__tests__/BlogLive2D.spec.ts
index 6a77014..ab2522a 100644
--- a/src/__tests__/BlogLive2D.spec.ts
+++ b/src/__tests__/BlogLive2D.spec.ts
@@ -1,4 +1,7 @@
 import { flushPromises, mount } from '@vue/test-utils';
+import { readFileSync } from 'node:fs';
+import { resolve } from 'node:path';
+
 import { afterEach, describe, expect, it, vi } from 'vitest';
 
 import BlogLive2D from '@/components/blog/BlogLive2D';
@@ -277,6 +280,16 @@ describe('BlogLive2D', () => {
     expect(document.querySelector('.waifu-tips')?.textContent).toContain('只有一套');
   });
 
+  it('starts manual costume switching from the first variant and loops back to the default texture', () => {
+    const runtimeSource = readFileSync(resolve(process.cwd(), 'public/live2d/wordpress-moc/live2d.min.js'), 'utf-8');
+
+    expect(runtimeSource).toContain('this.countOfTexure = 0');
+    expect(runtimeSource).not.toContain('this.countOfTexure = -1');
+    expect(runtimeSource).toMatch(
+      /if \(no >= thisRef\.modelSetting\.getTextureNum\(\)\) \{\s*motionModel\.countOfTexure = 0;\s*no = 0\s*\}/,
+    );
+  });
+
   it('reuses the page-level WordPress runtime after route component remounts', async () => {
     vi.stubGlobal('innerWidth', 1280);
     const initLive2D = vi.fn();