diff --git a/api/@ohos.screenshot.d.ts b/api/@ohos.screenshot.d.ts
index cbb2a2f69f853bf9f468fffc3d5f0dacd1d4e68b..0e91364d1ed5051f4bbfee3141599a61bb055b61 100644
--- a/api/@ohos.screenshot.d.ts
+++ b/api/@ohos.screenshot.d.ts
@@ -18,7 +18,7 @@ import image from './@ohos.multimedia.image';
 
 /**
  * interface for screenshot
- * @syscap SystemCapability.WindowManager.WindowManager.Core.
+ * @syscap SystemCapability.WindowManager.WindowManager.Core
  * @systemapi Hide this for inner system use.
  * @since 7
  */