diff --git a/src/entities/User.cpp b/src/entities/User.cpp
index 035e943..6a9f7e2 100644
--- a/src/entities/User.cpp
+++ b/src/entities/User.cpp
@@ -11,6 +11,11 @@ const std::string& User::GetGUID() const noexcept
   return guid_;
 }
 
+void User::SetGUID(const std::string& new_guid)
+{
+  guid_ = new_guid;
+}
+
 const std::string& User::GetLogin() const noexcept
 {
   return login_;
diff --git a/src/entities/User.h b/src/entities/User.h
index 5d25643..7e2762e 100644
--- a/src/entities/User.h
+++ b/src/entities/User.h
@@ -6,10 +6,12 @@ class User
 {
   std::string guid_;
   std::string login_;
-  std::string hashed_password_;
+  const std::string hashed_password_;
 public:
   [[nodiscard]] const std::string& GetGUID() const noexcept;
 
+  void SetGUID(const std::string& new_guid);
+
   [[nodiscard]] const std::string& GetLogin() const noexcept;
 
   void SetLogin(const std::string& login);