diff --git a/saluki-core/src/main/java/com/quancheng/saluki/core/grpc/client/internal/stream/CallToStreamObserverAdapter.java b/saluki-core/src/main/java/com/quancheng/saluki/core/grpc/client/internal/stream/CallToStreamObserverAdapter.java
index d7e9d377..fc05310e 100644
--- a/saluki-core/src/main/java/com/quancheng/saluki/core/grpc/client/internal/stream/CallToStreamObserverAdapter.java
+++ b/saluki-core/src/main/java/com/quancheng/saluki/core/grpc/client/internal/stream/CallToStreamObserverAdapter.java
@@ -13,8 +13,6 @@
  */
 package com.quancheng.saluki.core.grpc.client.internal.stream;
 
-import javax.annotation.Nullable;
-
 import io.grpc.ClientCall;
 import io.grpc.stub.ClientCallStreamObserver;
 
@@ -93,10 +91,4 @@ public void setMessageCompression(boolean enable) {
     call.setMessageCompression(enable);
   }
 
-  @Override
-  public void cancel(@Nullable String message, @Nullable Throwable cause) {
-    call.cancel(message, cause);
-  }
-
-
 }