diff --git a/bnpm/misc.py b/bnpm/misc.py
index 02576b8..26f9a12 100644
--- a/bnpm/misc.py
+++ b/bnpm/misc.py
@@ -6,7 +6,6 @@
 import warnings
 from typing import Callable, List, Any, Dict
 
-from . import path_helpers
 
 def estimate_array_size(
     array=None,