diff --git a/skimage/io/collection.py b/skimage/io/collection.py
index 7de3c9cc..317298d1 100644
--- a/skimage/io/collection.py
+++ b/skimage/io/collection.py
@@ -8,7 +8,7 @@ from glob import glob
 import os.path
 
 import numpy as np
-from io import imread
+from ._io import imread
 
 
 class MultiImage(object):