Merge pull request #452 from 36864/patch-1

Update SyncPassword.php

Author: stevebauman

src/Commands/SyncPassword.php

@@ -145,9 +145,9 @@ protected function syncing() : bool
     /**
      * Retrieves the password column to use.
      *
-     * @return string
+     * @return string|null
      */
-    protected function column() : string
+    protected function column()
     {
         return Config::get('adldap_auth.passwords.column', 'password');
     }