diff --git a/experitur/core/configurators.py b/experitur/core/configurators.py
index b209681..77308d5 100644
--- a/experitur/core/configurators.py
+++ b/experitur/core/configurators.py
@@ -22,11 +22,11 @@
     Type,
     TypeVar,
     Union,
+    final,
 )
 
 from experitur.helpers.merge_dicts import merge_dicts
 from experitur.util import unset
-from typing_extensions import final
 
 
 class BaseConfigurationSampler(metaclass=ABCMeta):