diff --git a/index.html b/index.html
index 7a8623b..7e42be5 100644
--- a/index.html
+++ b/index.html
@@ -30,12 +30,12 @@ permalink: /
     <!-- Stylesheets -->
     {%- comment -%} Bootstrap should be the first stylesheet {%- endcomment %}
     <link rel="stylesheet" type="text/css" crossorigin="anonymous"
-          href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css"
-          integrity="sha384-B0vP5xmATw1+K9KRQjQERJvTumQW0nPEzvF6L/Z6nronJ3oUOFUFpCjEUQouq2+l">
+          href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css"
+          integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3">
     <link rel="stylesheet" type="text/css" href="{{ site.baseurl }}/css/theme.css">
     <link rel="stylesheet" type="text/css" crossorigin="anonymous"
-          href="https://use.fontawesome.com/releases/v5.15.3/css/all.css"
-          integrity="sha384-SZXxX4whJ79/gErwcOYf+zWLeJdY/qpuqC4cAa9rOGUstPomtqpuNWT9wdPEn2fk">
+          href="https://use.fontawesome.com/releases/v5.15.4/css/all.css"
+          integrity="sha384-DyZ88mC6Up2uqS4h/KRgHuoeGwBcD4Ng9SiP4dIRy0EXTlnuz47vAwmeGwVChigm">
     <link rel="preconnect" href="https://fonts.gstatic.com">
     <link rel="stylesheet" type="text/css"
           href="https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;700&display=swap">