diff --git a/src/Services/UserService.php b/src/Services/UserService.php
index ceb87ced..0fb9b052 100644
--- a/src/Services/UserService.php
+++ b/src/Services/UserService.php
@@ -11,7 +11,6 @@ use Szurubooru\Helpers\MimeHelper;
 use Szurubooru\SearchServices\Filters\UserFilter;
 use Szurubooru\Services\EmailService;
 use Szurubooru\Services\PasswordService;
-use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Services\TimeService;
 use Szurubooru\Services\TokenService;
 use Szurubooru\Validator;
@@ -24,7 +23,6 @@ class UserService
 	private $userDao;
 	private $passwordService;
 	private $emailService;
-	private $thumbnailService;
 	private $timeService;
 	private $tokenService;
 
@@ -35,7 +33,6 @@ class UserService
 		UserDao $userDao,
 		PasswordService $passwordService,
 		EmailService $emailService,
-		ThumbnailService $thumbnailService,
 		TimeService $timeService,
 		TokenService $tokenService)
 	{
@@ -45,7 +42,6 @@ class UserService
 		$this->userDao = $userDao;
 		$this->passwordService = $passwordService;
 		$this->emailService = $emailService;
-		$this->thumbnailService = $thumbnailService;
 		$this->timeService = $timeService;
 		$this->tokenService = $tokenService;
 	}
diff --git a/tests/Services/UserServiceTest.php b/tests/Services/UserServiceTest.php
index caf11a5a..d2cc112d 100644
--- a/tests/Services/UserServiceTest.php
+++ b/tests/Services/UserServiceTest.php
@@ -7,7 +7,6 @@ use Szurubooru\FormData\RegistrationFormData;
 use Szurubooru\FormData\UserEditFormData;
 use Szurubooru\Services\EmailService;
 use Szurubooru\Services\PasswordService;
-use Szurubooru\Services\ThumbnailService;
 use Szurubooru\Services\TimeService;
 use Szurubooru\Services\TokenService;
 use Szurubooru\Services\UserService;
@@ -22,7 +21,6 @@ final class UserServiceTest extends AbstractTestCase
 	private $userDaoMock;
 	private $passwordServiceMock;
 	private $emailServiceMock;
-	private $thumbnailServiceMock;
 	private $timeServiceMock;
 	private $tokenServiceMock;
 
@@ -35,7 +33,6 @@ final class UserServiceTest extends AbstractTestCase
 		$this->userDaoMock = $this->mock(UserDao::class);
 		$this->passwordServiceMock = $this->mock(PasswordService::class);
 		$this->emailServiceMock = $this->mock(EmailService::class);
-		$this->thumbnailServiceMock = $this->mock(ThumbnailService::class);
 		$this->timeServiceMock = $this->mock(TimeService::class);
 		$this->tokenServiceMock = $this->mock(TokenService::class);
 	}
@@ -287,7 +284,6 @@ final class UserServiceTest extends AbstractTestCase
 			$this->userDaoMock,
 			$this->passwordServiceMock,
 			$this->emailServiceMock,
-			$this->thumbnailServiceMock,
 			$this->timeServiceMock,
 			$this->tokenServiceMock);
 	}