diff --git a/_includes/footer.html b/_includes/footer.html
index 25c3959..e41a387 100644
--- a/_includes/footer.html
+++ b/_includes/footer.html
@@ -54,6 +54,6 @@
         src="https://code.jquery.com/jquery-3.7.0.min.js"
         integrity="sha256-2Pmvv0kuTBOenSvLm6bvfBSSHrUJ+3A7x6P5Ebd07/g="
         crossorigin="anonymous"></script>
-<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js" integrity="sha384-geWF76RCwLtnZ8qwWowPQNguL3RmwHVBC9FhGdlKrxdiJJigb/j/68SIy3Te4Bkz" crossorigin="anonymous"></script>
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-C6RzsynM9kWDrMNeT87bh95OGNyZPhcTNXj1NW7RuBCsyN/o0jlpcV8Qyq46cDfL" crossorigin="anonymous"></script>
 
 <noscript><link rel="stylesheet" href="/assets/css/main.css" type="text/css"></noscript>
diff --git a/_includes/header.html b/_includes/header.html
index e3815d8..162be9f 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -7,8 +7,8 @@
                 {{ site.title }}
             </a>
 
-            <button class="navbar-toggler" type="button" data-toggle="collapse"
-                    data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent"
+            <button class="navbar-toggler" type="button" data-bs-toggle="collapse"
+                    data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent"
                     aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>
@@ -31,8 +31,8 @@
             {% if page.url == item.link or page.parent_link == item.link %}
                 <nav id="submenuNavbar" class="navbar navbar-expand-lg navbar-light fixed-top">
                     <div class="container">
-                        <button class="navbar-toggler" type="button" data-toggle="collapse"
-                                data-target="#subnavbarSupportedContent" aria-controls="subnavbarSupportedContent"
+                        <button class="navbar-toggler" type="button" data-bs-toggle="collapse"
+                                data-bs-target="#subnavbarSupportedContent" aria-controls="subnavbarSupportedContent"
                                 aria-expanded="false" aria-label="Toggle navigation">
                             <span class="navbar-toggler-icon"></span>
                         </button>