diff --git a/skimage/util/__init__.py b/skimage/util/__init__.py
index b196af34..7afcf54a 100644
--- a/skimage/util/__init__.py
+++ b/skimage/util/__init__.py
@@ -11,7 +11,7 @@ if chk < 18:    # Use internal version for numpy versions < 1.8.x
 else:
     from numpy import pad
 del numpy, ver, chk
-from .regular_grid import regular_grid
+from ._regular_grid import regular_grid
 
 
 __all__ = ['img_as_float',
diff --git a/skimage/util/regular_grid.py b/skimage/util/_regular_grid.py
similarity index 100%
rename from skimage/util/regular_grid.py
rename to skimage/util/_regular_grid.py
diff --git a/skimage/util/tests/test_regular_grid.py b/skimage/util/tests/test_regular_grid.py
index 1216b29d..2808d99c 100644
--- a/skimage/util/tests/test_regular_grid.py
+++ b/skimage/util/tests/test_regular_grid.py
@@ -1,7 +1,7 @@
 import numpy as np
 from nose.tools import raises
 from numpy.testing import assert_equal
-from skimage.util.regular_grid import regular_grid
+from skimage.util import regular_grid
 
 
 def test_regular_grid_2d_8():