diff --git a/src/shoelace-autoloader.ts b/src/shoelace-autoloader.ts
index d5de39baf..d5f3ca11c 100644
--- a/src/shoelace-autoloader.ts
+++ b/src/shoelace-autoloader.ts
@@ -55,4 +55,4 @@ function register(tagName: string): Promise<void> {
 discover(document.body);
 
 // Listen for new undefined elements
-observer.observe(document.body, { subtree: true, childList: true });
+observer.observe(document.documentElement, { subtree: true, childList: true });