diff --git a/aliby/utils/imageViewer.py b/aliby/utils/imageViewer.py
index d0607be3a38b68b7ab255d58e322daf8481798d9..5d5f622b4c4e01c40023f33014cc8574a6316e7e 100644
--- a/aliby/utils/imageViewer.py
+++ b/aliby/utils/imageViewer.py
@@ -20,11 +20,12 @@ import numpy as np
 import yaml
 from agora.io.cells import CellsLinear as Cells
 from agora.io.writer import load_attributes
-from aliby.io.image import Image as OImage
-from aliby.tile.tiler import Tiler
 from PIL import Image
 from skimage.morphology import dilation
 
+from aliby.io.image import Image as OImage
+from aliby.tile.tiler import Tiler
+
 
 class localImageViewer:
     """