diff --git a/apps/federatedfilesharing/lib/AppInfo/Application.php b/apps/federatedfilesharing/lib/AppInfo/Application.php
index ba0126c3fa39a6e39f94d7e214babbadff799a99..2c863de21c669a0e5e96faa60662ffc28da859d7 100644
--- a/apps/federatedfilesharing/lib/AppInfo/Application.php
+++ b/apps/federatedfilesharing/lib/AppInfo/Application.php
@@ -67,7 +67,8 @@ class Application extends App {
 				$notification,
 				$addressHandler,
 				$server->getUserManager(),
-				$server->getCloudIdManager()
+				$server->getCloudIdManager(),
+				$server->getLogger()
 			);
 		});
 	}
diff --git a/apps/federatedfilesharing/lib/Controller/RequestHandlerController.php b/apps/federatedfilesharing/lib/Controller/RequestHandlerController.php
index 4953b7c81a29b81547b7aef6012c3eb919f579eb..caf9e329abd9e395ba4473b0df4e086e5869fc6c 100644
--- a/apps/federatedfilesharing/lib/Controller/RequestHandlerController.php
+++ b/apps/federatedfilesharing/lib/Controller/RequestHandlerController.php
@@ -43,6 +43,7 @@ use OCP\Constants;
 use OCP\Federation\ICloudIdManager;
 use OCP\Files\NotFoundException;
 use OCP\IDBConnection;
+use OCP\ILogger;
 use OCP\IRequest;
 use OCP\IUserManager;
 use OCP\Share;
@@ -74,6 +75,9 @@ class RequestHandlerController extends OCSController {
 	/** @var ICloudIdManager */
 	private $cloudIdManager;
 
+	/** @var ILogger */
+	private $logger;
+
 	/**
 	 * Server2Server constructor.
 	 *
@@ -95,7 +99,8 @@ class RequestHandlerController extends OCSController {
 								Notifications $notifications,
 								AddressHandler $addressHandler,
 								IUserManager $userManager,
-								ICloudIdManager $cloudIdManager
+								ICloudIdManager $cloudIdManager,
+								ILogger $logger
 	) {
 		parent::__construct($appName, $request);
 
@@ -106,6 +111,7 @@ class RequestHandlerController extends OCSController {
 		$this->addressHandler = $addressHandler;
 		$this->userManager = $userManager;
 		$this->cloudIdManager = $cloudIdManager;
+		$this->logger = $logger;
 	}
 
 	/**
@@ -140,14 +146,13 @@ class RequestHandlerController extends OCSController {
 			}
 
 			// FIXME this should be a method in the user management instead
-			$logger = \OC::$server->getLogger();
-			$logger->debug('shareWith before, ' . $shareWith, ['app' => 'files_sharing']);
+			$this->logger->debug('shareWith before, ' . $shareWith, ['app' => 'files_sharing']);
 			\OCP\Util::emitHook(
 				'\OCA\Files_Sharing\API\Server2Server',
 				'preLoginNameUsedAsUserName',
 				array('uid' => &$shareWith)
 			);
-			$logger->debug('shareWith after, ' . $shareWith, ['app' => 'files_sharing']);
+			$this->logger->debug('shareWith after, ' . $shareWith, ['app' => 'files_sharing']);
 
 			if (!\OC::$server->getUserManager()->userExists($shareWith)) {
 				throw new OCSException('User does not exists', 400);
@@ -210,7 +215,7 @@ class RequestHandlerController extends OCSController {
 
 				return new Http\DataResponse();
 			} catch (\Exception $e) {
-				\OC::$server->getLogger()->logException($e, [
+				$this->logger->logException($e, [
 					'message' => 'Server can not add remote share.',
 					'level' => \OCP\Util::ERROR,
 					'app' => 'files_sharing'
diff --git a/apps/federatedfilesharing/tests/Controller/RequestHandlerControllerTest.php b/apps/federatedfilesharing/tests/Controller/RequestHandlerControllerTest.php
index d76f93751a4f0e99323e30776cfb0bddeb99d536..cb535f33c6030623b2ae8561350f514cc67166f0 100644
--- a/apps/federatedfilesharing/tests/Controller/RequestHandlerControllerTest.php
+++ b/apps/federatedfilesharing/tests/Controller/RequestHandlerControllerTest.php
@@ -38,6 +38,7 @@ use OCP\Http\Client\IClient;
 use OCP\Http\Client\IClientService;
 use OCP\Http\Client\IResponse;
 use OCP\IConfig;
+use OCP\ILogger;
 use OCP\IUserManager;
 use OCP\Share\IShare;
 
@@ -79,6 +80,9 @@ class RequestHandlerControllerTest extends TestCase {
 	/** @var  ICloudIdManager */
 	private $cloudIdManager;
 
+	/** @var ILogger|\PHPUnit_Framework_MockObject_MockObject */
+	private $logger;
+
 	protected function setUp() {
 		parent::setUp();
 
@@ -103,6 +107,8 @@ class RequestHandlerControllerTest extends TestCase {
 
 		$this->cloudIdManager = new CloudIdManager();
 
+		$this->logger = $this->createMock(ILogger::class);
+
 		$this->s2s = new RequestHandlerController(
 			'federatedfilesharing',
 			\OC::$server->getRequest(),
@@ -112,7 +118,8 @@ class RequestHandlerControllerTest extends TestCase {
 			$this->notifications,
 			$this->addressHandler,
 			$this->userManager,
-			$this->cloudIdManager
+			$this->cloudIdManager,
+			$this->logger
 		);
 
 		$this->connection = \OC::$server->getDatabaseConnection();
@@ -177,7 +184,8 @@ class RequestHandlerControllerTest extends TestCase {
 					$this->notifications,
 					$this->addressHandler,
 					$this->userManager,
-					$this->cloudIdManager
+					$this->cloudIdManager,
+					$this->logger,
 				]
 			)->setMethods(['executeDeclineShare', 'verifyShare'])->getMock();