diff --git a/proto/users.pb.go b/proto/users.pb.go
index 04944d9..9cf005c 100644
--- a/proto/users.pb.go
+++ b/proto/users.pb.go
@@ -143,7 +143,8 @@ type UserInfo struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id int64 `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
+	Id   int64  `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
+	Uuid string `protobuf:"bytes,2,opt,name=uuid,proto3" json:"uuid,omitempty"`
 }
 
 func (x *UserInfo) Reset() {
@@ -185,6 +186,13 @@ func (x *UserInfo) GetId() int64 {
 	return 0
 }
 
+func (x *UserInfo) GetUuid() string {
+	if x != nil {
+		return x.Uuid
+	}
+	return ""
+}
+
 type UserRole struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1014,107 +1022,108 @@ var file_proto_users_proto_rawDesc = []byte{
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 }
 
 var (
diff --git a/proto/users.proto b/proto/users.proto
index 3fbb379..52f2017 100644
--- a/proto/users.proto
+++ b/proto/users.proto
@@ -28,6 +28,7 @@ message UserToken {
 
 message UserInfo {
   int64 id = 1;
+  string uuid = 2;
 }
 
 message UserRole {
diff --git a/server/models/user.go b/server/models/user.go
index 91562f4..02ceb66 100644
--- a/server/models/user.go
+++ b/server/models/user.go
@@ -4,6 +4,7 @@ import "gorm.io/gorm"
 
 type User struct {
 	gorm.Model
+	UUID     string
 	Email    string
 	Password string
 	Roles    []Role
diff --git a/server/server.go b/server/server.go
index 10674af..abc7f54 100644
--- a/server/server.go
+++ b/server/server.go
@@ -53,6 +53,7 @@ func (m *usersServer) Register(ctx context.Context, in *proto.RegisterRequest) (
 	}
 
 	// Create the new user.
+	u.UUID = uuid.NewString()
 	u.Email = in.Form.Email
 	u.Password = string(bytes)
 	tx = m.db.Create(&u)
@@ -148,7 +149,10 @@ func (m *usersServer) Authorize(ctx context.Context, in *proto.AuthorizeRequest)
 
 	// Return the response.
 	res := &proto.AuthorizeResponse{
-		User: &proto.UserInfo{},
+		User: &proto.UserInfo{
+			Id:   int64(u.ID),
+			Uuid: u.UUID,
+		},
 	}
 
 	for _, r := range u.Roles {
@@ -157,11 +161,8 @@ func (m *usersServer) Authorize(ctx context.Context, in *proto.AuthorizeRequest)
 			Name: r.Name,
 		})
 	}
-	return &proto.AuthorizeResponse{
-		User: &proto.UserInfo{
-			Id: int64(s.UserID),
-		},
-	}, nil
+
+	return res, nil
 }
 
 func (m *usersServer) ResetPassword(ctx context.Context, in *proto.ResetPasswordRequest) (*proto.ResetPasswordResponse, error) {