diff --git a/_config.butterfly.yml b/_config.butterfly.yml
index 46c33fb..f7cbc46 100644
--- a/_config.butterfly.yml
+++ b/_config.butterfly.yml
@@ -44,14 +44,14 @@ favicon: /img/favicon.png
 
 # Avatar (頭像)
 avatar:
-  img: ./img/sekka.jpg
+  img: https://raw.githubusercontent.com/Sekka16/Sekka16.github.io/main/source/images/sekka.jpg
   effect: false
 
 # Disable all banner image
 disable_top_img: false
 
 # The banner image of home page
-index_img: ./img/bk.jpg
+index_img: https://raw.githubusercontent.com/Sekka16/Sekka16.github.io/main/source/images/bk.jpg
 
 # If the banner of page not setting, it will show the top_img
 default_top_img: transparent
diff --git a/package-lock.json b/package-lock.json
index b83daca..3fb1c93 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,6 +20,7 @@
         "hexo-renderer-stylus": "^3.0.1",
         "hexo-server": "^3.0.0",
         "hexo-theme-ayer": "^1.9.7-0",
+        "hexo-theme-butterfly": "^4.13.0",
         "hexo-theme-landscape": "^1.0.0",
         "hexo-theme-next": "^8.19.2"
       }
@@ -1453,6 +1454,15 @@
       "integrity": "sha512-E25b6PufcYILxIkKd1W4+N3LMpVlVsNEvHCoxeBs5E2bjqF2M7yI1PPKFCf9/rMuwsMyRxRc3icbBt9tMb+Rfg==",
       "hasInstallScript": true
     },
+    "node_modules/hexo-theme-butterfly": {
+      "version": "4.13.0",
+      "resolved": "https://registry.npmjs.org/hexo-theme-butterfly/-/hexo-theme-butterfly-4.13.0.tgz",
+      "integrity": "sha512-k4ufTKDrvfer0EI1E6xU5JTgS471KRyXRgRBxoUdqpTVvtY8CUnFrzh0qcxjb5WMPOark8sTCgHn/sEDIaG3Kw==",
+      "dependencies": {
+        "hexo-renderer-pug": "^3.0.0",
+        "hexo-renderer-stylus": "^3.0.1"
+      }
+    },
     "node_modules/hexo-theme-landscape": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/hexo-theme-landscape/-/hexo-theme-landscape-1.0.0.tgz",
diff --git a/package.json b/package.json
index a4bb4a1..8400b47 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,7 @@
     "hexo-renderer-stylus": "^3.0.1",
     "hexo-server": "^3.0.0",
     "hexo-theme-ayer": "^1.9.7-0",
+    "hexo-theme-butterfly": "^4.13.0",
     "hexo-theme-landscape": "^1.0.0",
     "hexo-theme-next": "^8.19.2"
   }
diff --git a/themes/.gitkeep b/themes/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/themes/butterfly b/themes/butterfly
deleted file mode 160000
index 5bb4ba4..0000000
--- a/themes/butterfly
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 5bb4ba472e32fc412c6e138b1d5fc27cd48e7da6