diff --git a/skimage/viewer/plugins/crop.py b/skimage/viewer/plugins/crop.py
index 49f6014b..97a43cb5 100644
--- a/skimage/viewer/plugins/crop.py
+++ b/skimage/viewer/plugins/crop.py
@@ -1,6 +1,6 @@
 from .base import Plugin
 from ..canvastools import RectangleTool
-from skimage.viewer.widgets.history import SaveButtons
+from skimage.viewer.widgets import SaveButtons
 
 
 __all__ = ['Crop']
diff --git a/viewer_examples/plugins/median_filter.py b/viewer_examples/plugins/median_filter.py
index 3a050382..a20ad8f3 100644
--- a/viewer_examples/plugins/median_filter.py
+++ b/viewer_examples/plugins/median_filter.py
@@ -2,8 +2,7 @@ from skimage import data
 from skimage.filter import median_filter
 
 from skimage.viewer import ImageViewer
-from skimage.viewer.widgets import Slider
-from skimage.viewer.widgets.history import OKCancelButtons, SaveButtons
+from skimage.viewer.widgets import Slider, OKCancelButtons, SaveButtons
 from skimage.viewer.plugins.base import Plugin