diff --git a/src/index.py b/src/index.py
index 6fdb30e..d1f8bc7 100644
--- a/src/index.py
+++ b/src/index.py
@@ -9,19 +9,39 @@ import gnupg
 
 main_pages = Blueprint("main", __name__)
 
+
+def download_file(url, file):
+    os.makedirs("/app/static/", exist_ok=True)
+    r = requests.get(url, allow_redirects=True)
+    open(file, "wb").write(r.content)
+
+
+def cache_bootstrap():
+    download_file(
+        "https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/css/bootstrap.min.css",
+        "/app/static/bootstrap.min.css",
+    )
+    download_file(
+        "https://cdn.jsdelivr.net/npm/bootstrap-icons@1.9.1/font/bootstrap-icons.css",
+        "/app/static/bootstrap-icons.css",
+    )
+    download_file(
+        "https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/js/bootstrap.bundle.min.js",
+        "/app/static/bootstrap.bundle.min.js",
+    )
+
+
 # Bootstrap CSS
 BOOTSTRAP = [
     Reference(
-        "https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/css/bootstrap.min.css",
+        "/static/bootstrap.min.css",
         "stylesheet",
     ),
     Reference(
-        "https://cdn.jsdelivr.net/npm/bootstrap-icons@1.9.1/font/bootstrap-icons.css",
+        "/static/bootstrap-icons.css",
         "stylesheet",
     ),
-    Script(
-        src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/js/bootstrap.bundle.min.js"
-    ),
+    Script(src="/static/bootstrap.bundle.min.js"),
 ]
 
 # Encrypt msg with GPG
diff --git a/src/main.py b/src/main.py
index e929542..77954a5 100644
--- a/src/main.py
+++ b/src/main.py
@@ -12,4 +12,7 @@ app.register_blueprint(asset_pages, url_prefix="/assets")
 
 
 if __name__ == "__main__":
+    from index import cache_bootstrap
+
+    cache_bootstrap()
     app.run(host="0.0.0.0", port=1030, debug=True, threaded=True)