diff --git a/js-framework/index.ts b/js-framework/index.ts
index e05cc44b..8a5de55b 100644
--- a/js-framework/index.ts
+++ b/js-framework/index.ts
@@ -28,4 +28,4 @@ export * from './src/util/gravity'
 export * from './src/util/candies'
 export * from './src/vm/mvvm'
 export * from './src/runtime/global'
-export * from './src/util/modal'
+export * from './src/util/nativeModules'
diff --git a/js-framework/src/util/modal.ts b/js-framework/src/util/nativeModules.ts
similarity index 96%
rename from js-framework/src/util/modal.ts
rename to js-framework/src/util/nativeModules.ts
index ec27dfdd..81f3851a 100644
--- a/js-framework/src/util/modal.ts
+++ b/js-framework/src/util/nativeModules.ts
@@ -55,7 +55,7 @@ export function modal(context: BridgeContext) {
             text?: string,
             defaultText?: string,
         }) => {
-            return context.modal.prompt(arg)
+            return context.modal.prompt(arg) as Promise<string>
         },
     }
 }
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