diff --git a/zh-cn/application-dev/reference/apis/js-apis-camera.md b/zh-cn/application-dev/reference/apis/js-apis-camera.md
index 8ccc00693e8419ff7db5abb73cb0c8a482498ee9..56dc7a0eb4b671cfac1ddaa3732e1dd3b00ad11a 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-camera.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-camera.md
@@ -3930,7 +3930,7 @@ videoOutput.setFrameRateRange(minFrameRate， maxFrameRate，(err) => {
 
 ### setFrameRateRange
 
-setFrameRateRange(minFrameRate: number, maxFrameRate: number): Promise<Array<number\>\>
+setFrameRateRange(minFrameRate: number, maxFrameRate: number): Promise<void\>
 
 获取帧率范围，通过Promise获取结果。