diff --git a/thursday/dlibcube2.py b/thursday/candidates/dlibcube2.py
similarity index 92%
rename from thursday/dlibcube2.py
rename to thursday/candidates/dlibcube2.py
index c233600..e0e6e36 100644
--- a/thursday/dlibcube2.py
+++ b/thursday/candidates/dlibcube2.py
@@ -1,6 +1,6 @@
 from dlib import find_min_global
 from .randomcube2 import another_random_cube
-from .utils import wrap_untrustworthy, final
+from ..utils import wrap_untrustworthy, final
 
 
 def dlib_cube(objective, n_trials, n_dim, with_count):
diff --git a/thursday/evolopycube2.py b/thursday/candidates/evolopycube2.py
similarity index 96%
rename from thursday/evolopycube2.py
rename to thursday/candidates/evolopycube2.py
index 8e8abe3..96c6d9e 100644
--- a/thursday/evolopycube2.py
+++ b/thursday/candidates/evolopycube2.py
@@ -1,4 +1,4 @@
-from .utils import wrap_untrustworthy, final, ExhaustedTrialsError
+from ..utils import wrap_untrustworthy, final, ExhaustedTrialsError
 import numpy as np
 
 
diff --git a/thursday/fcmaescube2.py b/thursday/candidates/fcmaescube2.py
similarity index 99%
rename from thursday/fcmaescube2.py
rename to thursday/candidates/fcmaescube2.py
index f576ac6..d9bca5f 100644
--- a/thursday/fcmaescube2.py
+++ b/thursday/candidates/fcmaescube2.py
@@ -1,6 +1,6 @@
 from scipy.optimize import Bounds
 from unittest.mock import patch
-from .utils import wrap_untrustworthy, final
+from ..utils import wrap_untrustworthy, final
 import numpy as np
 
 
diff --git a/thursday/nevergradcube2.py b/thursday/candidates/nevergradcube2.py
similarity index 100%
rename from thursday/nevergradcube2.py
rename to thursday/candidates/nevergradcube2.py
diff --git a/thursday/nloptcube2.py b/thursday/candidates/nloptcube2.py
similarity index 100%
rename from thursday/nloptcube2.py
rename to thursday/candidates/nloptcube2.py
diff --git a/thursday/notwacube2.py b/thursday/candidates/notwacube2.py
similarity index 94%
rename from thursday/notwacube2.py
rename to thursday/candidates/notwacube2.py
index c47dd09..fc7bf69 100644
--- a/thursday/notwacube2.py
+++ b/thursday/candidates/notwacube2.py
@@ -1,10 +1,10 @@
-from .utils import wrap_untrustworthy, check, final
+from .. import tinytweaks as tt
+from ..utils import wrap_untrustworthy, check, final
 import numpy as np
-from . import tinytweaks as tt
 
 
 def make_birect(deepness=23, *, longest=False, pruning=False):
-    from .birect import birect
+    from ..birect import birect
 
     def f(objective, n_trials, n_dim, with_count):
         feval_count = 0
@@ -37,7 +37,7 @@ def make_soo(deepness=None, *, K=3):
     if deepness is None:
         deepness = int(31 * np.log(2) / np.log(K) - 1e-8)
     assert K >= 2
-    from .soo import soo
+    from ..soo import soo
 
     def f(objective, n_trials, n_dim, with_count):
         feval_count = 0
@@ -61,7 +61,7 @@ def make_soo(deepness=None, *, K=3):
 def make_mercury(
     flags, bounding="clip", *, isigma=tt.IV, popsize=2, irate=1, seed=None
 ):
-    from .hg import minimize as hg
+    from ..hg import minimize as hg
 
     def f(objective, n_trials, n_dim, with_count):
         _objective = wrap_untrustworthy(objective, n_trials, bounding=bounding)
diff --git a/thursday/randomcube2.py b/thursday/candidates/randomcube2.py
similarity index 97%
rename from thursday/randomcube2.py
rename to thursday/candidates/randomcube2.py
index d9de008..8344810 100644
--- a/thursday/randomcube2.py
+++ b/thursday/candidates/randomcube2.py
@@ -1,4 +1,4 @@
-from .utils import phi
+from ..utils import phi
 import numpy as np
 
 
diff --git a/thursday/scipycube2.py b/thursday/candidates/scipycube2.py
similarity index 99%
rename from thursday/scipycube2.py
rename to thursday/candidates/scipycube2.py
index 617e99c..3e46dac 100644
--- a/thursday/scipycube2.py
+++ b/thursday/candidates/scipycube2.py
@@ -1,4 +1,4 @@
-from .utils import wrap_untrustworthy, check, final, ExhaustedTrialsError
+from ..utils import wrap_untrustworthy, check, final, ExhaustedTrialsError
 import numpy as np
 import scipy.optimize as scopt
 
diff --git a/thursday/notwacube.py b/thursday/notwacube.py
index b5bafa7..a38b1db 100644
--- a/thursday/notwacube.py
+++ b/thursday/notwacube.py
@@ -1,8 +1,8 @@
-from .dlibcube2 import dlib_cube
-from .evolopycube2 import make_evolopy
-from .nevergradcube2 import NEVERGRAD2_OPTIMIZERS
-from .nloptcube2 import nlopt_neldermead_cube
-from .fcmaescube2 import (
+from .candidates.dlibcube2 import dlib_cube
+from .candidates.evolopycube2 import make_evolopy
+from .candidates.nevergradcube2 import NEVERGRAD2_OPTIMIZERS
+from .candidates.nloptcube2 import nlopt_neldermead_cube
+from .candidates.fcmaescube2 import (
     make_biteopt,
     make_csma,
     make_fcmaes,
@@ -12,9 +12,9 @@ from .fcmaescube2 import (
     make_gclde,
     make_lclde,
 )
-from .notwacube2 import make_birect, make_mercury, make_soo
-from .randomcube2 import another_random_cube, quasirandom_cube
-from .scipycube2 import (
+from .candidates.notwacube2 import make_birect, make_mercury, make_soo
+from .candidates.randomcube2 import another_random_cube, quasirandom_cube
+from .candidates.scipycube2 import (
     make_shgo,
     scipy_basinhopping_cube,
     scipy_bfgs_2j_cube,