diff --git a/favicon.ico b/favicon.ico
index 0059f1b..cb2dafe 100644
Binary files a/favicon.ico and b/favicon.ico differ
diff --git a/image.jpg b/image.jpg
new file mode 100644
index 0000000..e05ef71
Binary files /dev/null and b/image.jpg differ
diff --git a/image.png b/image.png
deleted file mode 100644
index 0059f1b..0000000
Binary files a/image.png and /dev/null differ
diff --git a/index.html b/index.html
index 4705059..2c49b77 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Construct Expansion Pack Generator</title>
-    <link rel="icon" href="image.png" type="image/x-icon">
+    <link rel="icon" href="image.jpg" type="image/x-icon">
     <script src="libs/jszip.min.js"></script>
     <script src="libs/spark-md5.min.js"></script>
     <script src="js/utils.umd.js"></script>
@@ -379,7 +379,7 @@
 <!-- 导航栏 -->
 <nav class="ov-nav">
     <div class="ov-nav-brand">
-        <img src="image.png" alt="Icon">
+        <img src="image.jpg" alt="Icon">
         <span data-i18n="OV_MAIN_TITLE">Construct Expansion Pack Generator</span>
 
     </div>
diff --git a/js/utils.umd.js b/js/utils.umd.js
index 4e1354f..75c14da 100644
--- a/js/utils.umd.js
+++ b/js/utils.umd.js
@@ -624,11 +624,11 @@ world.beforeEvents.chatSend.subscribe((event) => {
      */
     async addIcon() {
         try {
-            const imageUrl = `./pack_icon.png`;
+            const imageUrl = `./pack_icon.jpg`;
             const response = await fetch(imageUrl);
             if (response.ok) {
                 const blob = await response.blob();
-                this.zip.file("pack_icon.png", blob);
+                this.zip.file("pack_icon.jpg", blob);
             }
         } catch (error) {
             console.warn(i18n[currentLang].ERROR_IMAGE_FETCH, error);
diff --git a/pack_icon.jpg b/pack_icon.jpg
new file mode 100644
index 0000000..e05ef71
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diff --git a/pack_icon.png b/pack_icon.png
deleted file mode 100644
index 0059f1b..0000000
Binary files a/pack_icon.png and /dev/null differ