diff --git a/.vitepress/config.mts b/.vitepress/config.mts
index 7ebffdc..41abc89 100644
--- a/.vitepress/config.mts
+++ b/.vitepress/config.mts
@@ -1,4 +1,5 @@
 import { defineConfig } from 'vitepress'
+import mdFootnote from "markdown-it-footnote"
 
 // const { BASE: base = '/' } = process.env;
 
@@ -13,7 +14,10 @@ export default defineConfig({
   appearance: true,
 
   markdown: {
-    math: true
+    math: true,
+    config: (md) => {
+      md.use(mdFootnote)
+    },
   },
   //  base: base,
 
diff --git a/package-lock.json b/package-lock.json
index c868d33..046b816 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,6 +6,7 @@
     "": {
       "devDependencies": {
         "lite-youtube-embed": "^0.3.3",
+        "markdown-it-footnote": "^4.0.0",
         "markdown-it-mathjax3": "^4.3.2",
         "vitepress": "^1.3.2"
       }
@@ -1791,6 +1792,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/markdown-it-footnote": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/markdown-it-footnote/-/markdown-it-footnote-4.0.0.tgz",
+      "integrity": "sha512-WYJ7urf+khJYl3DqofQpYfEYkZKbmXmwxQV8c8mO/hGIhgZ1wOe7R4HLFNwqx7TjILbnC98fuyeSsin19JdFcQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/markdown-it-mathjax3": {
       "version": "4.3.2",
       "resolved": "https://registry.npmjs.org/markdown-it-mathjax3/-/markdown-it-mathjax3-4.3.2.tgz",
diff --git a/package.json b/package.json
index 2744e3a..ee433c8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,7 @@
 {
   "devDependencies": {
     "lite-youtube-embed": "^0.3.3",
+    "markdown-it-footnote": "^4.0.0",
     "markdown-it-mathjax3": "^4.3.2",
     "vitepress": "^1.3.2"
   },