diff --git a/docusaurus.config.js b/docusaurus.config.js
index 12ce045..25f0721 100644
--- a/docusaurus.config.js
+++ b/docusaurus.config.js
@@ -27,8 +27,10 @@ const config = {
   organizationName: 'kaelynj', // Usually your GitHub org/user name.
   projectName: 'sanctuary-amongst-the-stars', // Usually your repo name.
 
-  onBrokenLinks: 'warn',
-  onBrokenMarkdownLinks: 'warn',
+  onBrokenLinks: 'throw',
+  onBrokenMarkdownLinks: 'throw',
+  onBrokenAnchors: 'throw',
+  onDuplicateRoutes: 'throw',
 
   // Even if you don't use internalization, you can use this field to set useful
   // metadata like html lang. For example, if your site is Chinese, you may want