diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..eef360a
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "themes/butterfly"]
+	path = themes/butterfly
+	url = https://github.com/jerryc127/hexo-theme-butterfly.git
+	branch = master
diff --git a/_config.butterfly.yml b/_config.butterfly.yml
index 45dc2f6..8c0068c 100644
--- a/_config.butterfly.yml
+++ b/_config.butterfly.yml
@@ -25,9 +25,15 @@ font:
 background: "linear-gradient(45deg, #f2f7fa 0%, #e4f0f6 50%, #d9ecf4 100%)"
 
 # Footer設置
-since: 2022
-footer_custom_text: '<span style="color: #49B1F5;">Hi, welcome to my Xiaowen blog!</span>'
-footer_bg: true
+footer:
+  nav:
+  owner:
+    enable: true
+    since: 2022
+  copyright:
+    enable: true
+    version: true
+  custom_text: '<span>Hi, welcome to Xiaowen blog!</span><br>ICP备案号: <a href="https://beian.miit.gov.cn" target="_blank">辽ICP备2025052969号-1</a>'
 
 # ==================== 動態特效 ====================
 canvas_fluttering_ribbon:
diff --git a/package.json b/package.json
index 4274392..710114d 100644
--- a/package.json
+++ b/package.json
@@ -19,10 +19,10 @@
     "hexo-generator-tag": "^2.0.0",
     "hexo-renderer-ejs": "^2.0.0",
     "hexo-renderer-marked": "^7.0.0",
+    "hexo-renderer-pug": "^3.0.0",
     "hexo-renderer-stylus": "^3.0.1",
     "hexo-server": "^3.0.0",
     "hexo-tag-aplayer": "^3.0.4",
-    "hexo-theme-butterfly": "^5.5.4",
     "hexo-wordcount": "^6.0.1"
   }
 }
diff --git a/themes/butterfly b/themes/butterfly
new file mode 160000
index 0000000..749cdf6
--- /dev/null
+++ b/themes/butterfly
@@ -0,0 +1 @@
+Subproject commit 749cdf669598457900860a3cd248f5d6ed93af4d
diff --git a/yarn.lock b/yarn.lock
index f15b0b0..1d3a1ba 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1290,16 +1290,6 @@ hexo-tag-aplayer@^3.0.4:
     hexo-util "^0.1.7"
     meting "^1.2.0"
 
-hexo-theme-butterfly@^5.5.4:
-  version "5.5.4"
-  resolved "https://registry.npmmirror.com/hexo-theme-butterfly/-/hexo-theme-butterfly-5.5.4.tgz#3377aa617c723e3bb9260eb1a9ed61fb17700b46"
-  integrity sha512-gk953p0P1c8QQHBm6xZAoPsYZuIMWsZR+riwT7By+1ygnEv9ZlEWqFflbZbKiXEJWy8VZhkV63k7SiwyifCkSw==
-  dependencies:
-    hexo-renderer-pug "^3.0.0"
-    hexo-renderer-stylus "^3.0.1"
-    hexo-util "^4.0.0"
-    moment-timezone "^0.6.0"
-
 hexo-util@^0.1.7:
   version "0.1.7"
   resolved "https://registry.npmmirror.com/hexo-util/-/hexo-util-0.1.7.tgz#fdc84e1bf21b19c4c8695424585aa9f13ecd6353"
@@ -1933,13 +1923,6 @@ moment-timezone@^0.5.46:
   dependencies:
     moment "^2.29.4"
 
-moment-timezone@^0.6.0:
-  version "0.6.1"
-  resolved "https://registry.npmmirror.com/moment-timezone/-/moment-timezone-0.6.1.tgz#c324a71a8285583eb679ced4ba3dcfa53fdce500"
-  integrity sha512-1B9lmAhB9D9/sHaPC1N7wLFEVUoFldxOpOO96lOD1PvJ43vCd0ozDPbu0FEL3++VvawOlDkq8YD373tJmP5JHw==
-  dependencies:
-    moment "^2.29.4"
-
 moment@^2.10.6, moment@^2.29.4, moment@^2.30.1:
   version "2.30.1"
   resolved "https://registry.npmmirror.com/moment/-/moment-2.30.1.tgz#f8c91c07b7a786e30c59926df530b4eac96974ae"