diff -rupN --no-dereference Pillow-5.4.1/src/PIL/TiffImagePlugin.py Pillow-5.4.1-new/src/PIL/TiffImagePlugin.py --- Pillow-5.4.1/src/PIL/TiffImagePlugin.py 2019-01-06 13:12:16.000000000 +0100 +++ Pillow-5.4.1-new/src/PIL/TiffImagePlugin.py 2020-02-13 14:44:21.391016520 +0100 @@ -1197,8 +1197,8 @@ class TiffImageFile(ImageFile.ImageFile) print("- YCbCr subsampling:", self.tag.get(530)) # size - xsize = self.tag_v2.get(IMAGEWIDTH) - ysize = self.tag_v2.get(IMAGELENGTH) + xsize = int(self.tag_v2.get(IMAGEWIDTH)) + ysize = int(self.tag_v2.get(IMAGELENGTH)) self._size = xsize, ysize if DEBUG: