diff --git a/vendor/go.etcd.io/etcd/clientv3/retry.go b/vendor/go.etcd.io/etcd/clientv3/retry.go
index 38ad00a..7e855de 100644
--- a/vendor/go.etcd.io/etcd/clientv3/retry.go
+++ b/vendor/go.etcd.io/etcd/clientv3/retry.go
@@ -43,10 +43,6 @@
 	}
 }
 
-type rpcFunc func(ctx context.Context) error
-type retryRPCFunc func(context.Context, rpcFunc, retryPolicy) error
-type retryStopErrFunc func(error) bool
-
 // isSafeRetryImmutableRPC returns "true" when an immutable request is safe for retry.
 //
 // immutable requests (e.g. Get) should be retried unless it's
@@ -183,6 +179,10 @@
 	return rcc.cc.MemberUpdate(ctx, in, opts...)
 }
 
+func (rcc *retryClusterClient) MemberPromote(ctx context.Context, in *pb.MemberPromoteRequest, opts ...grpc.CallOption) (resp *pb.MemberPromoteResponse, err error) {
+	return rcc.cc.MemberPromote(ctx, in, opts...)
+}
+
 type retryMaintenanceClient struct {
 	mc pb.MaintenanceClient
 }