diff --git a/skimage/morphology/greyreconstruct.py b/skimage/morphology/greyreconstruct.py
index 9362e3fb..bf3caffe 100644
--- a/skimage/morphology/greyreconstruct.py
+++ b/skimage/morphology/greyreconstruct.py
@@ -11,7 +11,7 @@ Original author: Lee Kamentsky
 """
 import numpy as np
 
-from skimage.filter.rank_order import rank_order
+from skimage.filter._rank_order import rank_order
 
 
 def reconstruction(seed, mask, method='dilation', selem=None, offset=None):