diff --git a/docs/generate_website.js b/docs/generate_website.js
index e072927..07a503c 100644
--- a/docs/generate_website.js
+++ b/docs/generate_website.js
@@ -1,4 +1,4 @@
-const jade = require('jade');
+const pug = require('pug');
 const { markdown } = require('markdown');
 const fs = require('fs');
 const vm = require('vm');
@@ -132,6 +132,6 @@ for (let index = 0; index < pages.length; index++) {
   const page = pages[index];
   page.pages = pages;
   page.index = index;
-  const html = jade.renderFile('template.jade', page);
+  const html = pug.renderFile('template.pug', page);
   fs.writeFileSync(page.file + '.html', html, 'utf8');
 }
diff --git a/docs/template.jade b/docs/template.pug
similarity index 100%
rename from docs/template.jade
rename to docs/template.pug
diff --git a/package.json b/package.json
index 4401d2b..57e6f23 100644
--- a/package.json
+++ b/package.json
@@ -33,10 +33,10 @@
     "codemirror": "~3.20.0",
     "eslint": "^5.3.0",
     "iconv-lite": "^0.4.13",
-    "jade": "~1.1.5",
     "jest": "^24.7.1",
     "markdown": "~0.5.0",
     "prettier": "1.15.3",
+    "pug": "^2.0.3",
     "rollup": "^1.11.0",
     "rollup-plugin-babel": "^4.0.1",
     "rollup-plugin-cpy": "^1.0.0"