backport #3868

preactjs · Jan 12, 2024 · f234437 · f234437
1 parent 5e57c18
commit f234437
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/index.d.ts b/src/index.d.ts
@@ -53,8 +53,8 @@ export type ComponentChild =
 export type ComponentChildren = ComponentChild[] | ComponentChild;
 
 export interface Attributes {
-	key?: Key;
-	jsx?: boolean;
+	key?: Key | undefined;
+	jsx?: boolean | undefined;
 }
 
 export interface ClassAttributes<T> extends Attributes {