diff --git a/packages/runtime-core/src/apiSetupHelpers.ts b/packages/runtime-core/src/apiSetupHelpers.ts
index 33817818a93..0f2c35259b2 100644
--- a/packages/runtime-core/src/apiSetupHelpers.ts
+++ b/packages/runtime-core/src/apiSetupHelpers.ts
@@ -94,7 +94,7 @@ export function defineProps() {
 }
 
 export type DefineProps<T, BKeys extends keyof T> = Readonly<T> & {
-  readonly [K in BKeys]-?: boolean
+  readonly [K in BKeys]-?: T[K]
 }
 
 type BooleanKey<T, K extends keyof T = keyof T> = K extends any