diff --git a/packages/runtime-vapor/src/helpers/toHandlers.ts b/packages/runtime-vapor/src/helpers/toHandlers.ts
index 5072af893..938d2b549 100644
--- a/packages/runtime-vapor/src/helpers/toHandlers.ts
+++ b/packages/runtime-vapor/src/helpers/toHandlers.ts
@@ -2,7 +2,8 @@ import { toHandlers as _toHandlers } from '@vue/runtime-shared'
 import { warn } from '../warning'
 import { NOOP } from '@vue/shared'
 
-export const toHandlers: (
+export const toHandlers = (
   obj: Record<string, any>,
   preserveCaseIfNecessary?: boolean | undefined,
-) => Record<string, any> = _toHandlers.bind(undefined, __DEV__ ? warn : NOOP)
+): Record<string, any> =>
+  _toHandlers(__DEV__ ? warn : NOOP, obj, preserveCaseIfNecessary)