diff --git a/probe/appclient/app_client.go b/probe/appclient/app_client.go
index bffaf0d5c..cb240ecde 100644
--- a/probe/appclient/app_client.go
+++ b/probe/appclient/app_client.go
@@ -311,7 +311,10 @@ func (c *appClient) pipeConnection(id string, pipe xfer.Pipe) (bool, error) {
 	defer c.closeConn(id)
 
 	_, remote := pipe.Ends()
-	return false, pipe.CopyToWebsocket(remote, conn)
+	if err := pipe.CopyToWebsocket(remote, conn); err != nil && !xfer.IsExpectedWSCloseError(err) {
+		return false, err
+	}
+	return false, nil
 }
 
 func (c *appClient) PipeConnection(id string, pipe xfer.Pipe) {