diff --git a/registry/handler/handler.go b/registry/handler/handler.go
index a99f5e27..f86148cd 100644
--- a/registry/handler/handler.go
+++ b/registry/handler/handler.go
@@ -74,14 +74,3 @@ func (r *Registry) Watch(ctx context.Context, req *pb.WatchRequest, rsp pb.Regis
 
 	return nil
 }
-
-func (r *Registry) Sync(ctx context.Context, req *pb.SyncRequest, rsp *pb.SyncResponse) error {
-	services, err := r.Registry.ListServices()
-	if err != nil {
-		return errors.InternalServerError("go.micro.registry", err.Error())
-	}
-	for _, srv := range services {
-		rsp.Services = append(rsp.Services, service.ToProto(srv))
-	}
-	return nil
-}
diff --git a/registry/proto/registry.micro.go b/registry/proto/registry.micro.go
index 534f9e4f..aa6c6851 100644
--- a/registry/proto/registry.micro.go
+++ b/registry/proto/registry.micro.go
@@ -39,7 +39,6 @@ type RegistryService interface {
 	Deregister(ctx context.Context, in *Service, opts ...client.CallOption) (*EmptyResponse, error)
 	ListServices(ctx context.Context, in *ListRequest, opts ...client.CallOption) (*ListResponse, error)
 	Watch(ctx context.Context, in *WatchRequest, opts ...client.CallOption) (Registry_WatchService, error)
-	Sync(ctx context.Context, in *SyncRequest, opts ...client.CallOption) (*SyncResponse, error)
 }
 
 type registryService struct {
@@ -144,16 +143,6 @@ func (x *registryServiceWatch) Recv() (*Result, error) {
 	return m, nil
 }
 
-func (c *registryService) Sync(ctx context.Context, in *SyncRequest, opts ...client.CallOption) (*SyncResponse, error) {
-	req := c.c.NewRequest(c.name, "Registry.Sync", in)
-	out := new(SyncResponse)
-	err := c.c.Call(ctx, req, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
 // Server API for Registry service
 
 type RegistryHandler interface {
@@ -162,7 +151,6 @@ type RegistryHandler interface {
 	Deregister(context.Context, *Service, *EmptyResponse) error
 	ListServices(context.Context, *ListRequest, *ListResponse) error
 	Watch(context.Context, *WatchRequest, Registry_WatchStream) error
-	Sync(context.Context, *SyncRequest, *SyncResponse) error
 }
 
 func RegisterRegistryHandler(s server.Server, hdlr RegistryHandler, opts ...server.HandlerOption) error {
@@ -172,7 +160,6 @@ func RegisterRegistryHandler(s server.Server, hdlr RegistryHandler, opts ...serv
 		Deregister(ctx context.Context, in *Service, out *EmptyResponse) error
 		ListServices(ctx context.Context, in *ListRequest, out *ListResponse) error
 		Watch(ctx context.Context, stream server.Stream) error
-		Sync(ctx context.Context, in *SyncRequest, out *SyncResponse) error
 	}
 	type Registry struct {
 		registry
@@ -235,7 +222,3 @@ func (x *registryWatchStream) RecvMsg(m interface{}) error {
 func (x *registryWatchStream) Send(m *Result) error {
 	return x.stream.Send(m)
 }
-
-func (h *registryHandler) Sync(ctx context.Context, in *SyncRequest, out *SyncResponse) error {
-	return h.RegistryHandler.Sync(ctx, in, out)
-}
diff --git a/registry/proto/registry.pb.go b/registry/proto/registry.pb.go
index 91fb9b03..9c62a1fb 100644
--- a/registry/proto/registry.pb.go
+++ b/registry/proto/registry.pb.go
@@ -580,77 +580,6 @@ func (m *WatchRequest) GetService() string {
 	return ""
 }
 
-// SyncRequest to request registry sync
-type SyncRequest struct {
-	XXX_NoUnkeyedLiteral struct{} `json:"-"`
-	XXX_unrecognized     []byte   `json:"-"`
-	XXX_sizecache        int32    `json:"-"`
-}
-
-func (m *SyncRequest) Reset()         { *m = SyncRequest{} }
-func (m *SyncRequest) String() string { return proto.CompactTextString(m) }
-func (*SyncRequest) ProtoMessage()    {}
-func (*SyncRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_41af05d40a615591, []int{11}
-}
-
-func (m *SyncRequest) XXX_Unmarshal(b []byte) error {
-	return xxx_messageInfo_SyncRequest.Unmarshal(m, b)
-}
-func (m *SyncRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
-	return xxx_messageInfo_SyncRequest.Marshal(b, m, deterministic)
-}
-func (m *SyncRequest) XXX_Merge(src proto.Message) {
-	xxx_messageInfo_SyncRequest.Merge(m, src)
-}
-func (m *SyncRequest) XXX_Size() int {
-	return xxx_messageInfo_SyncRequest.Size(m)
-}
-func (m *SyncRequest) XXX_DiscardUnknown() {
-	xxx_messageInfo_SyncRequest.DiscardUnknown(m)
-}
-
-var xxx_messageInfo_SyncRequest proto.InternalMessageInfo
-
-type SyncResponse struct {
-	Services             []*Service `protobuf:"bytes,1,rep,name=services,proto3" json:"services,omitempty"`
-	XXX_NoUnkeyedLiteral struct{}   `json:"-"`
-	XXX_unrecognized     []byte     `json:"-"`
-	XXX_sizecache        int32      `json:"-"`
-}
-
-func (m *SyncResponse) Reset()         { *m = SyncResponse{} }
-func (m *SyncResponse) String() string { return proto.CompactTextString(m) }
-func (*SyncResponse) ProtoMessage()    {}
-func (*SyncResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_41af05d40a615591, []int{12}
-}
-
-func (m *SyncResponse) XXX_Unmarshal(b []byte) error {
-	return xxx_messageInfo_SyncResponse.Unmarshal(m, b)
-}
-func (m *SyncResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
-	return xxx_messageInfo_SyncResponse.Marshal(b, m, deterministic)
-}
-func (m *SyncResponse) XXX_Merge(src proto.Message) {
-	xxx_messageInfo_SyncResponse.Merge(m, src)
-}
-func (m *SyncResponse) XXX_Size() int {
-	return xxx_messageInfo_SyncResponse.Size(m)
-}
-func (m *SyncResponse) XXX_DiscardUnknown() {
-	xxx_messageInfo_SyncResponse.DiscardUnknown(m)
-}
-
-var xxx_messageInfo_SyncResponse proto.InternalMessageInfo
-
-func (m *SyncResponse) GetServices() []*Service {
-	if m != nil {
-		return m.Services
-	}
-	return nil
-}
-
 // Event is registry event
 type Event struct {
 	// Event Id
@@ -670,7 +599,7 @@ func (m *Event) Reset()         { *m = Event{} }
 func (m *Event) String() string { return proto.CompactTextString(m) }
 func (*Event) ProtoMessage()    {}
 func (*Event) Descriptor() ([]byte, []int) {
-	return fileDescriptor_41af05d40a615591, []int{13}
+	return fileDescriptor_41af05d40a615591, []int{11}
 }
 
 func (m *Event) XXX_Unmarshal(b []byte) error {
@@ -735,55 +664,51 @@ func init() {
 	proto.RegisterType((*ListRequest)(nil), "go.micro.registry.ListRequest")
 	proto.RegisterType((*ListResponse)(nil), "go.micro.registry.ListResponse")
 	proto.RegisterType((*WatchRequest)(nil), "go.micro.registry.WatchRequest")
-	proto.RegisterType((*SyncRequest)(nil), "go.micro.registry.SyncRequest")
-	proto.RegisterType((*SyncResponse)(nil), "go.micro.registry.SyncResponse")
 	proto.RegisterType((*Event)(nil), "go.micro.registry.Event")
 }
 
 func init() { proto.RegisterFile("registry.proto", fileDescriptor_41af05d40a615591) }
 
 var fileDescriptor_41af05d40a615591 = []byte{
-	// 661 bytes of a gzipped FileDescriptorProto
+	// 632 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xb4, 0x55, 0xdb, 0x6e, 0xd3, 0x4c,
-	0x10, 0x8e, 0x9d, 0xf3, 0xa4, 0xe9, 0xdf, 0x7f, 0x84, 0xc0, 0x98, 0x02, 0x91, 0x25, 0x50, 0x40,
-	0xc2, 0x54, 0xa1, 0x42, 0x1c, 0xae, 0x10, 0x35, 0x15, 0xa8, 0x45, 0xc2, 0xe5, 0x70, 0x6d, 0xe2,
-	0x51, 0xb1, 0xa8, 0x0f, 0xec, 0x6e, 0x23, 0xf9, 0x1d, 0x78, 0x05, 0xee, 0x78, 0x14, 0x9e, 0x82,
-	0xa7, 0x41, 0x5e, 0xaf, 0x13, 0x57, 0x5d, 0x07, 0xa4, 0xc2, 0xdd, 0xcc, 0xee, 0x37, 0xb3, 0xdf,
-	0x7c, 0xfb, 0xad, 0x0d, 0x9b, 0x8c, 0x8e, 0x23, 0x2e, 0x58, 0xee, 0x66, 0x2c, 0x15, 0x29, 0xfe,
-	0x7f, 0x9c, 0xba, 0x71, 0x34, 0x67, 0xa9, 0x5b, 0x6d, 0x38, 0xdf, 0x4d, 0xe8, 0x1f, 0x11, 0x5b,
-	0x44, 0x73, 0x42, 0x84, 0x4e, 0x12, 0xc4, 0x64, 0x19, 0x13, 0x63, 0x3a, 0xf4, 0x65, 0x8c, 0x16,
-	0xf4, 0x17, 0xc4, 0x78, 0x94, 0x26, 0x96, 0x29, 0x97, 0xab, 0x14, 0xf7, 0x60, 0x10, 0x93, 0x08,
-	0xc2, 0x40, 0x04, 0x56, 0x7b, 0xd2, 0x9e, 0x8e, 0x66, 0x53, 0xf7, 0x5c, 0x7f, 0x57, 0xf5, 0x76,
-	0x0f, 0x15, 0xd4, 0x4b, 0x04, 0xcb, 0xfd, 0x65, 0x25, 0x3e, 0x86, 0x21, 0x25, 0x61, 0x96, 0x46,
-	0x89, 0xe0, 0x56, 0x47, 0xb6, 0xb9, 0xa6, 0x69, 0xe3, 0x29, 0x8c, 0xbf, 0x42, 0xe3, 0x3d, 0xe8,
-	0x26, 0x69, 0x48, 0xdc, 0xea, 0xca, 0xb2, 0x2b, 0x9a, 0xb2, 0xd7, 0x69, 0x48, 0x7e, 0x89, 0xb2,
-	0x9f, 0xc2, 0xf8, 0x0c, 0x09, 0xdc, 0x82, 0xf6, 0x67, 0xca, 0xd5, 0xb4, 0x45, 0x88, 0x97, 0xa0,
-	0xbb, 0x08, 0x4e, 0x4e, 0x49, 0x8d, 0x5a, 0x26, 0x4f, 0xcc, 0x47, 0x86, 0xf3, 0xc3, 0x80, 0x4e,
-	0xd1, 0x0c, 0x37, 0xc1, 0x8c, 0x42, 0x55, 0x63, 0x46, 0x61, 0xa1, 0x4f, 0x10, 0x86, 0x8c, 0x38,
-	0xaf, 0xf4, 0x51, 0x69, 0xa1, 0x66, 0x96, 0x32, 0x61, 0xb5, 0x27, 0xc6, 0xb4, 0xed, 0xcb, 0x18,
-	0x9f, 0xd5, 0x34, 0x2b, 0x87, 0xbd, 0xd5, 0xc0, 0xba, 0x49, 0xb0, 0x8b, 0x8d, 0xf1, 0xd5, 0x84,
-	0x41, 0x25, 0xa5, 0xf6, 0xba, 0x67, 0xd0, 0x67, 0xf4, 0xe5, 0x94, 0xb8, 0x90, 0xc5, 0xa3, 0x99,
-	0xa5, 0xe1, 0xf7, 0xbe, 0xe8, 0xe7, 0x57, 0x40, 0xdc, 0x85, 0x01, 0x23, 0x9e, 0xa5, 0x09, 0x27,
-	0x39, 0xec, 0xba, 0xa2, 0x25, 0x12, 0xbd, 0x73, 0x52, 0xdc, 0x59, 0x73, 0xef, 0xff, 0x46, 0x8e,
-	0x00, 0xba, 0x92, 0x96, 0x56, 0x0a, 0x84, 0x8e, 0xc8, 0xb3, 0xaa, 0x4a, 0xc6, 0xb8, 0x03, 0x3d,
-	0x59, 0xcd, 0x95, 0xe3, 0x9b, 0x07, 0x55, 0x38, 0x47, 0x40, 0xcf, 0x27, 0x7e, 0x7a, 0x22, 0xf0,
-	0x32, 0xf4, 0x82, 0xb9, 0x28, 0x1e, 0x52, 0x79, 0x8a, 0xca, 0x70, 0x17, 0xfa, 0xbc, 0x7c, 0x24,
-	0x4a, 0x72, 0xbb, 0xf9, 0x19, 0xf9, 0x15, 0x14, 0xb7, 0x61, 0x28, 0xa2, 0x98, 0xb8, 0x08, 0xe2,
-	0x4c, 0x59, 0x6c, 0xb5, 0xe0, 0xfc, 0x07, 0x63, 0x2f, 0xce, 0x44, 0xee, 0x2b, 0xb5, 0x9d, 0xdb,
-	0x00, 0xfb, 0x24, 0x7c, 0x75, 0x63, 0xd6, 0xea, 0xc8, 0x92, 0x4b, 0x95, 0x3a, 0x1e, 0x8c, 0x24,
-	0x4e, 0x5d, 0xd2, 0x43, 0x18, 0xa8, 0x1d, 0x6e, 0x19, 0x72, 0xe2, 0x75, 0xe4, 0x96, 0x58, 0x67,
-	0x0c, 0xa3, 0x83, 0x88, 0x57, 0xe7, 0x39, 0x2f, 0x60, 0xa3, 0x4c, 0x2f, 0xd8, 0x76, 0x0a, 0x1b,
-	0x1f, 0x02, 0x31, 0xff, 0xf4, 0xfb, 0x39, 0xc6, 0x30, 0x3a, 0xca, 0x93, 0x79, 0x8d, 0x40, 0x99,
-	0x5e, 0x90, 0xc0, 0x37, 0x03, 0xba, 0xde, 0x82, 0x12, 0x71, 0xee, 0x3b, 0xb0, 0x53, 0x73, 0xcb,
-	0xe6, 0x6c, 0x5b, 0x67, 0xe5, 0xa2, 0xee, 0x6d, 0x9e, 0x91, 0xf2, 0xd2, 0xda, 0x1b, 0xac, 0xbb,
-	0xa2, 0xf3, 0xc7, 0xae, 0xb8, 0x7b, 0x1f, 0x86, 0xcb, 0x63, 0x10, 0xa0, 0xf7, 0x9c, 0x51, 0x20,
-	0x68, 0xab, 0x55, 0xc4, 0x7b, 0x74, 0x42, 0x82, 0xb6, 0x8c, 0x22, 0x7e, 0x97, 0x85, 0xc5, 0xba,
-	0x39, 0xfb, 0xd9, 0x86, 0x81, 0xaf, 0xda, 0xe1, 0xa1, 0x34, 0x49, 0xf5, 0x37, 0xb8, 0xae, 0x39,
-	0x70, 0xe5, 0x21, 0xfb, 0x46, 0xd3, 0xb6, 0x72, 0x5c, 0x0b, 0x5f, 0x55, 0xad, 0x89, 0xe1, 0x1a,
-	0xf6, 0xf6, 0x44, 0x27, 0xd6, 0x19, 0xf7, 0xb6, 0xf0, 0x00, 0x60, 0x8f, 0xd8, 0xdf, 0xea, 0xf6,
-	0xa6, 0xf4, 0xa3, 0x2a, 0xe1, 0xa8, 0x9b, 0xa5, 0xe6, 0x5f, 0xfb, 0x66, 0xe3, 0xfe, 0xb2, 0xe5,
-	0x3e, 0x74, 0xa5, 0x35, 0x51, 0x87, 0xad, 0x9b, 0xd6, 0xbe, 0xaa, 0x01, 0x94, 0x9f, 0x08, 0xa7,
-	0xb5, 0x63, 0xe0, 0x4b, 0xe8, 0x14, 0x56, 0xd5, 0x72, 0xaa, 0x59, 0x5a, 0xcb, 0xa9, 0xee, 0x71,
-	0xa7, 0xf5, 0xb1, 0x27, 0xff, 0xfa, 0x0f, 0x7e, 0x05, 0x00, 0x00, 0xff, 0xff, 0xcf, 0xf0, 0x2a,
-	0x05, 0x07, 0x08, 0x00, 0x00,
+	0x10, 0x8e, 0xed, 0x38, 0x87, 0x49, 0xdb, 0xbf, 0xff, 0x08, 0x81, 0x31, 0x05, 0x22, 0x4b, 0xa0,
+	0x80, 0x84, 0xa9, 0x42, 0x85, 0x38, 0x5c, 0x21, 0x62, 0x2a, 0xa1, 0x16, 0x09, 0x73, 0xba, 0x36,
+	0xf1, 0xa8, 0x58, 0xc4, 0x07, 0x76, 0x37, 0x91, 0xfc, 0x0e, 0x48, 0x3c, 0x01, 0x77, 0x3c, 0x0a,
+	0x0f, 0x86, 0xbc, 0x5e, 0x27, 0xa9, 0x62, 0x07, 0xa4, 0xc2, 0xdd, 0x8c, 0xf7, 0x9b, 0x6f, 0x67,
+	0xbe, 0x6f, 0x36, 0x81, 0x3d, 0x46, 0x67, 0x11, 0x17, 0x2c, 0x77, 0x33, 0x96, 0x8a, 0x14, 0xff,
+	0x3f, 0x4b, 0xdd, 0x38, 0x9a, 0xb2, 0xd4, 0xad, 0x0e, 0x9c, 0x1f, 0x3a, 0x74, 0xdf, 0x10, 0x5b,
+	0x44, 0x53, 0x42, 0x84, 0x76, 0x12, 0xc4, 0x64, 0x69, 0x43, 0x6d, 0xd4, 0xf7, 0x65, 0x8c, 0x16,
+	0x74, 0x17, 0xc4, 0x78, 0x94, 0x26, 0x96, 0x2e, 0x3f, 0x57, 0x29, 0x4e, 0xa0, 0x17, 0x93, 0x08,
+	0xc2, 0x40, 0x04, 0x96, 0x31, 0x34, 0x46, 0x83, 0xf1, 0xc8, 0xdd, 0xe0, 0x77, 0x15, 0xb7, 0x7b,
+	0xaa, 0xa0, 0x5e, 0x22, 0x58, 0xee, 0x2f, 0x2b, 0xf1, 0x31, 0xf4, 0x29, 0x09, 0xb3, 0x34, 0x4a,
+	0x04, 0xb7, 0xda, 0x92, 0xe6, 0x5a, 0x0d, 0x8d, 0xa7, 0x30, 0xfe, 0x0a, 0x8d, 0xf7, 0xc0, 0x4c,
+	0xd2, 0x90, 0xb8, 0x65, 0xca, 0xb2, 0x2b, 0x35, 0x65, 0xaf, 0xd2, 0x90, 0xfc, 0x12, 0x65, 0x3f,
+	0x85, 0xdd, 0x73, 0x4d, 0xe0, 0x3e, 0x18, 0x9f, 0x29, 0x57, 0xd3, 0x16, 0x21, 0x5e, 0x02, 0x73,
+	0x11, 0xcc, 0xe6, 0xa4, 0x46, 0x2d, 0x93, 0x27, 0xfa, 0x23, 0xcd, 0xf9, 0xa9, 0x41, 0xbb, 0x20,
+	0xc3, 0x3d, 0xd0, 0xa3, 0x50, 0xd5, 0xe8, 0x51, 0x58, 0xe8, 0x13, 0x84, 0x21, 0x23, 0xce, 0x2b,
+	0x7d, 0x54, 0x5a, 0xa8, 0x99, 0xa5, 0x4c, 0x58, 0xc6, 0x50, 0x1b, 0x19, 0xbe, 0x8c, 0xf1, 0xd9,
+	0x9a, 0x66, 0xe5, 0xb0, 0xb7, 0x1a, 0xba, 0x6e, 0x12, 0xec, 0x62, 0x63, 0x7c, 0xd5, 0xa1, 0x57,
+	0x49, 0x59, 0x6b, 0xf7, 0x18, 0xba, 0x8c, 0xbe, 0xcc, 0x89, 0x0b, 0x59, 0x3c, 0x18, 0x5b, 0x35,
+	0xfd, 0xbd, 0x2f, 0xf8, 0xfc, 0x0a, 0x88, 0x47, 0xd0, 0x63, 0xc4, 0xb3, 0x34, 0xe1, 0x24, 0x87,
+	0xdd, 0x56, 0xb4, 0x44, 0xa2, 0xb7, 0x21, 0xc5, 0x9d, 0x2d, 0xbe, 0xff, 0x1b, 0x39, 0x02, 0x30,
+	0x65, 0x5b, 0xb5, 0x52, 0x20, 0xb4, 0x45, 0x9e, 0x55, 0x55, 0x32, 0xc6, 0x43, 0xe8, 0xc8, 0x6a,
+	0xae, 0x36, 0xbe, 0x79, 0x50, 0x85, 0x73, 0x04, 0x74, 0x7c, 0xe2, 0xf3, 0x99, 0xc0, 0xcb, 0xd0,
+	0x09, 0xa6, 0xa2, 0x78, 0x48, 0xe5, 0x2d, 0x2a, 0xc3, 0x23, 0xe8, 0xf2, 0xf2, 0x91, 0x28, 0xc9,
+	0xed, 0xe6, 0x67, 0xe4, 0x57, 0x50, 0x3c, 0x80, 0xbe, 0x88, 0x62, 0xe2, 0x22, 0x88, 0x33, 0xb5,
+	0x62, 0xab, 0x0f, 0xce, 0x7f, 0xb0, 0xeb, 0xc5, 0x99, 0xc8, 0x7d, 0xa5, 0xb6, 0x73, 0x1b, 0xe0,
+	0x98, 0x84, 0xaf, 0x1c, 0xb3, 0x56, 0x57, 0x96, 0xbd, 0x54, 0xa9, 0xe3, 0xc1, 0x40, 0xe2, 0x94,
+	0x49, 0x0f, 0xa1, 0xa7, 0x4e, 0xb8, 0xa5, 0xc9, 0x89, 0xb7, 0x35, 0xb7, 0xc4, 0x3a, 0xbb, 0x30,
+	0x38, 0x89, 0x78, 0x75, 0x9f, 0xf3, 0x02, 0x76, 0xca, 0xf4, 0x82, 0xb4, 0x23, 0xd8, 0xf9, 0x10,
+	0x88, 0xe9, 0xa7, 0xdf, 0xcf, 0xf1, 0x5d, 0x03, 0xd3, 0x5b, 0x50, 0x22, 0x36, 0x1e, 0xec, 0xe1,
+	0x9a, 0xad, 0x7b, 0xe3, 0x83, 0xba, 0x9d, 0x2b, 0xea, 0xde, 0xe6, 0x19, 0x29, 0xd3, 0xb7, 0x4a,
+	0xbd, 0x6e, 0x5f, 0xfb, 0x8f, 0xed, 0xbb, 0x7b, 0x1f, 0xfa, 0xcb, 0x6b, 0x10, 0xa0, 0xf3, 0x9c,
+	0x51, 0x20, 0x68, 0xbf, 0x55, 0xc4, 0x13, 0x9a, 0x91, 0xa0, 0x7d, 0xad, 0x88, 0xdf, 0x65, 0x61,
+	0xf1, 0x5d, 0x1f, 0x7f, 0x33, 0xa0, 0xe7, 0x2b, 0x3a, 0x3c, 0x95, 0x6e, 0x56, 0x3f, 0xdb, 0xd7,
+	0x6b, 0x2e, 0x5c, 0x99, 0x6d, 0xdf, 0x68, 0x3a, 0x56, 0xab, 0xd1, 0xc2, 0x97, 0x15, 0x35, 0x31,
+	0xdc, 0xd2, 0xbd, 0x3d, 0xac, 0x13, 0xeb, 0xdc, 0x9a, 0xb5, 0xf0, 0x04, 0x60, 0x42, 0xec, 0x6f,
+	0xb1, 0xbd, 0x2e, 0x17, 0x47, 0x95, 0x70, 0xac, 0x9b, 0x65, 0x6d, 0xd1, 0xec, 0x9b, 0x8d, 0xe7,
+	0x4b, 0xca, 0x63, 0x30, 0xe5, 0x0e, 0x61, 0x1d, 0x76, 0x7d, 0xbb, 0xec, 0xab, 0x35, 0x80, 0xf2,
+	0x2d, 0x3b, 0xad, 0x43, 0xed, 0x63, 0x47, 0xfe, 0xa7, 0x3e, 0xf8, 0x15, 0x00, 0x00, 0xff, 0xff,
+	0x08, 0x0e, 0xe4, 0xae, 0x65, 0x07, 0x00, 0x00,
 }
diff --git a/registry/proto/registry.proto b/registry/proto/registry.proto
index c15bfba7..7b168708 100644
--- a/registry/proto/registry.proto
+++ b/registry/proto/registry.proto
@@ -8,7 +8,6 @@ service Registry {
 	rpc Deregister(Service) returns (EmptyResponse) {};
 	rpc ListServices(ListRequest) returns (ListResponse) {};
 	rpc Watch(WatchRequest) returns (stream Result) {};
-        rpc Sync(SyncRequest) returns (SyncResponse) {};
 }
 
 // Service represents a go-micro service
@@ -73,13 +72,6 @@ message WatchRequest {
 	string service = 1;
 }
 
-// SyncRequest to request registry sync
-message SyncRequest {}
-
-message SyncResponse {
-        repeated Service services = 1;
-}
-
 // EventType defines the type of event
 enum EventType {
         Create = 0;