diff --git a/packages/svelte/elements.d.ts b/packages/svelte/elements.d.ts
index ab7f396205..e4f86eee74 100644
--- a/packages/svelte/elements.d.ts
+++ b/packages/svelte/elements.d.ts
@@ -1934,7 +1934,7 @@ export interface SvelteHTMLElements {
 			| string
 			| undefined
 			| {
-					tag: string;
+					tag?: string;
 					shadow?: 'open' | 'none' | undefined;
 					props?:
 						| Record<