diff --git a/bigfish/segmentation/nuc_segmentation.py b/bigfish/segmentation/nuc_segmentation.py
index 0c87e98..2c6c9b2 100644
--- a/bigfish/segmentation/nuc_segmentation.py
+++ b/bigfish/segmentation/nuc_segmentation.py
@@ -13,7 +13,7 @@
 from .postprocess import label_instances
 from .postprocess import clean_segmentation
 
-from skimage.morphology.selem import disk
+from skimage.morphology import disk
 from skimage.morphology import reconstruction