diff --git a/app/User/JsonUserRepository.php b/app/User/JsonUserRepository.php
index 61f74b0..954ec48 100644
--- a/app/User/JsonUserRepository.php
+++ b/app/User/JsonUserRepository.php
@@ -22,6 +22,7 @@ class JsonUserRepository implements UserRepository
         $users[] = [
             'id' => $id,
             'email' => (string) $dto->email,
+            'passwordHash' => $dto->passwordHash,
             'isAdmin' => $dto->isAdmin,
         ];
         $this->writeUsers($users);
@@ -29,6 +30,7 @@ class JsonUserRepository implements UserRepository
         return new User(
             id: $id,
             email: $dto->email,
+            passwordHash: $dto->passwordHash,
             isAdmin: $dto->isAdmin,
         );
     }
@@ -39,11 +41,7 @@ class JsonUserRepository implements UserRepository
 
         foreach ($users as $data) {
             if ($data['id'] === $id) {
-                return new User(
-                    id: $data['id'],
-                    email: new EmailAddress($data['email']),
-                    isAdmin: $data['isAdmin'] ?? false,
-                );
+                return $this->hydrate($data);
             }
         }
 
@@ -56,17 +54,23 @@ class JsonUserRepository implements UserRepository
 
         foreach ($users as $data) {
             if ($data['email'] === (string) $email) {
-                return new User(
-                    id: $data['id'],
-                    email: new EmailAddress($data['email']),
-                    isAdmin: $data['isAdmin'] ?? false,
-                );
+                return $this->hydrate($data);
             }
         }
 
         return null;
     }
 
+    private function hydrate(array $data): User
+    {
+        return new User(
+            id: $data['id'],
+            email: new EmailAddress($data['email']),
+            passwordHash: $data['passwordHash'] ?? '',
+            isAdmin: $data['isAdmin'] ?? false,
+        );
+    }
+
     private function readUsers(): array
     {
         if (!file_exists($this->filePath)) {