diff --git a/.vscode/extensions.json b/.vscode/extensions.json
new file mode 100644
index 0000000..f6390d2
--- /dev/null
+++ b/.vscode/extensions.json
@@ -0,0 +1,5 @@
+{
+    "recommendations": [
+        "gamunu.vscode-yarn"
+    ]
+}
diff --git a/package.json b/package.json
index 8e2d622..9246c72 100644
--- a/package.json
+++ b/package.json
@@ -27,12 +27,12 @@
     "hexo-renderer-pug": "^3.0.0",
     "hexo-renderer-stylus": "^3.0.1",
     "hexo-server": "^3.0.0",
-    "hexo-theme-butterfly": "^5.0.0",
+    "hexo-theme-butterfly": "^5.1.0",
     "hexo-wordcount": "^6.0.1",
     "markdown-it-emoji": "^3.0.0",
     "markdown-it-mathjax3": "^4.3.2",
     "markdown-it-merge-cells": "^2.0.0",
     "yarn-upgrade-all": "^0.7.4"
   },
-  "packageManager": "yarn@4.4.1+sha512.f825273d0689cc9ead3259c14998037662f1dcd06912637b21a450e8da7cfeb4b1965bbee73d16927baa1201054126bc385c6f43ff4aa705c8631d26e12460f1"
+  "packageManager": "yarn@4.5.1"
 }
diff --git a/yarn.lock b/yarn.lock
index 58130e2..3887597 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1318,7 +1318,7 @@ __metadata:
     hexo-renderer-pug: "npm:^3.0.0"
     hexo-renderer-stylus: "npm:^3.0.1"
     hexo-server: "npm:^3.0.0"
-    hexo-theme-butterfly: "npm:^5.0.0"
+    hexo-theme-butterfly: "npm:^5.1.0"
     hexo-wordcount: "npm:^6.0.1"
     markdown-it-emoji: "npm:^3.0.0"
     markdown-it-mathjax3: "npm:^4.3.2"
@@ -1327,13 +1327,13 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"hexo-theme-butterfly@npm:^5.0.0":
-  version: 5.0.0
-  resolution: "hexo-theme-butterfly@npm:5.0.0"
+"hexo-theme-butterfly@npm:^5.1.0":
+  version: 5.1.0
+  resolution: "hexo-theme-butterfly@npm:5.1.0"
   dependencies:
     hexo-renderer-pug: "npm:^3.0.0"
     hexo-renderer-stylus: "npm:^3.0.1"
-  checksum: 10c0/a4bbe2283a4996bce3d3cea4bf93d92bf6d6a7ebca78e9cc334be7542aba0beb43b0ef3d06442477b3411f41bbd818515b6bb7b584b542e159dce8973e926773
+  checksum: 10c0/94a8faf1d6354f0671821d07282bbca021a56ab0def024e140b5b316b5f70dae7f256e72ead1ce4586f294ca34187b1c1ae28e1794e2599a50e0fba9084244e8
   languageName: node
   linkType: hard