Link to the corresponding section

Author: Mathieu

security/passwords.rst

@@ -650,7 +650,7 @@ the name of the hasher to use::
 
 .. caution::
 
-    When migrating passwords, you don't need to implement ``PasswordHasherAwareInterface``
+    When :ref:`migrating passwords <security-password-migration>`, you don't need to implement ``PasswordHasherAwareInterface``
     to return the legacy hasher name:
     Symfony will detect it from your ``migrate_from`` configuration.