diff --git a/source/_static/init_mermaid.js b/source/_static/init_mermaid.js
deleted file mode 100644
index e9d4342..0000000
--- a/source/_static/init_mermaid.js
+++ /dev/null
@@ -1,3 +0,0 @@
-document.addEventListener('DOMContentLoaded', function() {
-    mermaid.initialize({startOnLoad:true});
-});
diff --git a/source/conf.py b/source/conf.py
index 4f52ef6..c843218 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -25,11 +25,6 @@
     'sphinxcontrib.mermaid'
 ]
 
-html_js_files = [
-    'https://cdnjs.cloudflare.com/ajax/libs/mermaid/8.13.8/mermaid.min.js',
-    'init_mermaid.js',
-]
-
 html_static_path = ['_static']
 
 source_suffix = {