diff --git a/binarycpython/utils/population_extensions/_Moe_di_Stefano_2017.py b/binarycpython/utils/population_extensions/_Moe_di_Stefano_2017.py
index e2d48d8a7adee0bd67ec52e99d1e9540dff45e49..c6c33ebd621b95293b4ff7b991d8d77c073c6f96 100644
--- a/binarycpython/utils/population_extensions/_Moe_di_Stefano_2017.py
+++ b/binarycpython/utils/population_extensions/_Moe_di_Stefano_2017.py
@@ -17,11 +17,11 @@ from binarycpython.utils.functions import (
     verbose_print,
 )
 from binarycpython.utils.dicts import update_dicts, normalize_dict
-from binarycpython.utils.distribution_functions import (
+from binarycpython.utils.population_extensions._distribution_functions import (
     Moecache,
     LOG_LN_CONVERTER,
 )
-from binarycpython.utils.grid_options_defaults import (
+from binarycpython.utils.population_extensions._grid_options_defaults import (
     _MOE2017_VERBOSITY_LEVEL,
 )
 from binarycpython.utils import moe_di_stefano_2017_data
diff --git a/binarycpython/utils/population_extensions/_distribution_functions.py b/binarycpython/utils/population_extensions/_distribution_functions.py
index da62b8cefe99ba9b66a277b400b7cad4908d8192..4f849fb920944f49b48b2c68f6b21d415a57f56e 100644
--- a/binarycpython/utils/population_extensions/_distribution_functions.py
+++ b/binarycpython/utils/population_extensions/_distribution_functions.py
@@ -36,7 +36,7 @@ import py_rinterpolate
 
 from binarycpython.utils.useful_funcs import calc_period_from_sep, calc_sep_from_period
 from binarycpython.utils.functions import verbose_print
-from binarycpython.utils.grid_options_defaults import (
+from binarycpython.utils.population_extensions._grid_options_defaults import (
     _MOE2017_VERBOSITY_LEVEL,
     _MOE2017_VERBOSITY_INTERPOLATOR_LEVEL,
 )
diff --git a/binarycpython/utils/population_extensions/_grid_logging.py b/binarycpython/utils/population_extensions/_grid_logging.py
index 980de9c012b52d495c248ca4cf77bb5992a97eb2..fb1bed5c0f91b111de8c88cae0b12b9678908c66 100644
--- a/binarycpython/utils/population_extensions/_grid_logging.py
+++ b/binarycpython/utils/population_extensions/_grid_logging.py
@@ -18,7 +18,7 @@ from binarycpython.utils.functions import (
     remove_file,
     verbose_print
 )
-from binarycpython.utils.grid_options_defaults import secs_per_day
+from binarycpython.utils.population_extensions._grid_options_defaults import secs_per_day
 
 from binarycpython.utils.custom_logging_functions import (
     binary_c_log_code,