diff --git a/src/ptbench/data/padchest/datamodule.py b/src/ptbench/data/padchest/datamodule.py
index 5057d86f86c7714cd94f2d472e271ff66344ac21..a09c5e67579564c2ca830677fe43be6fbcf0f901 100644
--- a/src/ptbench/data/padchest/datamodule.py
+++ b/src/ptbench/data/padchest/datamodule.py
@@ -57,7 +57,7 @@ class RawDataLoader(_BaseRawDataLoader):
         # N.B.: PadChest images are encoded as 16-bit grayscale images
         image = PIL.Image.open(os.path.join(self.datadir, sample[0]))
         image = remove_black_borders(image)
-        array = numpy.array(image).astype(numpy.float32) / 65536
+        array = numpy.array(image).astype(numpy.float32) / 65535
         tensor = to_tensor(array)
         tensor = center_crop(tensor, min(*tensor.shape[1:]))