diff --git a/docusaurus.config.ts b/docusaurus.config.ts
index c3a58ff7..4463ab76 100644
--- a/docusaurus.config.ts
+++ b/docusaurus.config.ts
@@ -81,6 +81,8 @@ const config: Config = {
   ],
 
   baseUrl: "/",
+  // For GitHub Pages, this value must be defined.
+  trailingSlash: true,
 
   // TODO: Once we clean up links we can switch to "throw"
   onBrokenLinks: "warn",