diff --git a/types/jsx-custom-element.ts b/types/jsx-custom-element.ts
index fa436f8..3e2bcda 100644
--- a/types/jsx-custom-element.ts
+++ b/types/jsx-custom-element.ts
@@ -1,3 +1,4 @@
 export type JSXCustomElement = React.HTMLAttributes<HTMLElement> & {
   key?: string;
+  class?: string;
 };