diff --git a/src/Grant/RefreshTokenGrant.php b/src/Grant/RefreshTokenGrant.php
index 566fac91..be0bb79a 100644
--- a/src/Grant/RefreshTokenGrant.php
+++ b/src/Grant/RefreshTokenGrant.php
@@ -74,8 +74,6 @@ class RefreshTokenGrant extends AbstractGrant
         // Issue and persist new tokens
         $accessToken = $this->issueAccessToken($accessTokenTTL, $client, $oldRefreshToken['user_id'], $scopes);
         $refreshToken = $this->issueRefreshToken($accessToken);
-        $this->accessTokenRepository->persistNewAccessToken($accessToken);
-        $this->refreshTokenRepository->persistNewRefreshToken($refreshToken);
 
         // Inject tokens into response
         $responseType->setAccessToken($accessToken);
diff --git a/tests/Grant/RefreshTokenGrantTest.php b/tests/Grant/RefreshTokenGrantTest.php
index 0250855b..719b28c3 100644
--- a/tests/Grant/RefreshTokenGrantTest.php
+++ b/tests/Grant/RefreshTokenGrantTest.php
@@ -48,10 +48,14 @@ class RefreshTokenGrantTest extends \PHPUnit_Framework_TestCase
         $scopeRepositoryMock->method('getScopeEntityByIdentifier')->willReturn($scopeEntity);
 
         $accessTokenRepositoryMock = $this->getMockBuilder(AccessTokenRepositoryInterface::class)->getMock();
-        $accessTokenRepositoryMock->method('persistNewAccessToken')->willReturnSelf();
+        $accessTokenRepositoryMock
+            ->expects($this->once())
+            ->method('persistNewAccessToken')->willReturnSelf();
 
         $refreshTokenRepositoryMock = $this->getMockBuilder(RefreshTokenRepositoryInterface::class)->getMock();
-        $refreshTokenRepositoryMock->method('persistNewRefreshToken')->willReturnSelf();
+        $refreshTokenRepositoryMock
+            ->expects($this->once())
+            ->method('persistNewRefreshToken')->willReturnSelf();
 
         $grant = new RefreshTokenGrant($refreshTokenRepositoryMock);
         $grant->setClientRepository($clientRepositoryMock);