diff --git a/thursday/candidates/__init__.py b/thursday/candidates/__init__.py
index 7df799b..8fa86d4 100644
--- a/thursday/candidates/__init__.py
+++ b/thursday/candidates/__init__.py
@@ -1,7 +1,5 @@
 from .dlib import dlib_cube
 from .evolopy import make_evolopy
-from .nevergrad import NEVERGRAD2_OPTIMIZERS
-from .nlopt import nlopt_neldermead_cube
 from .fcmaes import (
     make_biteopt,
     make_csma,
@@ -12,7 +10,9 @@ from .fcmaes import (
     make_gclde,
     make_lclde,
 )
-from .notwa import make_birect, make_mercury, make_soo
+from .internal import make_birect, make_mercury, make_soo
+from .nevergrad import NEVERGRAD2_OPTIMIZERS
+from .nlopt import nlopt_neldermead_cube
 from .random import another_random_cube, quasirandom_cube
 from .scipy import (
     make_shgo,
diff --git a/thursday/candidates/notwa.py b/thursday/candidates/internal.py
similarity index 100%
rename from thursday/candidates/notwa.py
rename to thursday/candidates/internal.py