diff --git a/src/Grant/RefreshTokenGrant.php b/src/Grant/RefreshTokenGrant.php
index 1e11bd85..3357ed5d 100644
--- a/src/Grant/RefreshTokenGrant.php
+++ b/src/Grant/RefreshTokenGrant.php
@@ -19,7 +19,7 @@ use League\OAuth2\Server\Exception;
 use League\OAuth2\Server\Util\SecureKey;
 
 /**
- * Referesh token grant
+ * Refresh token grant
  */
 class RefreshTokenGrant extends AbstractGrant
 {