diff --git a/Sources/XXClient/Functions/GetFileTransferParams.swift b/Sources/XXClient/Functions/GetFileTransferParams.swift
index 013536d9d5d255742fb29bced30724c6dbac927f..515a3ca17934d316e90c334a211dbb15c68be1f6 100644
--- a/Sources/XXClient/Functions/GetFileTransferParams.swift
+++ b/Sources/XXClient/Functions/GetFileTransferParams.swift
@@ -19,7 +19,7 @@ extension GetFileTransferParams {
 }
 
 extension GetFileTransferParams {
-  public static let unimplemented = GetCMixParams(
+  public static let unimplemented = GetFileTransferParams(
     run: XCTUnimplemented("\(Self.self)", placeholder: "unimplemented".data(using: .utf8)!)
   )
 }