diff --git a/octopuslite/transform.py b/octopuslite/transform.py
index 9560799..ba8b8df 100644
--- a/octopuslite/transform.py
+++ b/octopuslite/transform.py
@@ -14,7 +14,7 @@ def __call__(self, x, idx):
             return x
 
         tform = tf.AffineTransform(translation=self.transforms[idx, :2, 2])
-        return tf.warp(x, tform, preserve_range=True)
+        return tf.warp(x, tform, order = 0, preserve_range=True)
 
 
 def parse_transforms(path: os.PathLike) -> StackTransformer: