diff --git a/zh-cn/application-dev/reference/apis/js-apis-call.md b/zh-cn/application-dev/reference/apis/js-apis-call.md
index e5678f870d2e313f6a7c1eff7ed1ac2cbf1e0945..a0b3c7d0e44d160275cef852b1276dc895058957 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-call.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-call.md
@@ -1750,6 +1750,7 @@ kickOutFromConference\(callId: number, callback: AsyncCallback\<void\>\): void
 | 8300001  | Invalid parameter value.                     |
 | 8300002  | Operation failed. Cannot connect to service. |
 | 8300003  | System internal error.                       |
+| 8300999  | Unknown error code.                          |
 
 **示例：**
 
@@ -1795,6 +1796,7 @@ kickOutFromConference\(callId: number\): Promise\<void\>
 | 8300001  | Invalid parameter value.                     |
 | 8300002  | Operation failed. Cannot connect to service. |
 | 8300003  | System internal error.                       |
+| 8300999  | Unknown error code.                          |
 
 **示例：**