diff --git a/screenless/bureau/photography/photography.py b/screenless/bureau/photography/photography.py
index 94f2239..707e225 100644
--- a/screenless/bureau/photography/photography.py
+++ b/screenless/bureau/photography/photography.py
@@ -115,8 +115,8 @@ class Photography(Bureau):
         xsize, ysize = img.size
 
         #crop here to trim calibrated extra pixels
-        loffset = round(xsize * (float(23) / 257))
-        roffset = round(xsize * (float(8) / 257))
+        loffset = int(round(xsize * (float(23) / 257)))
+        roffset = xsize - int(round(xsize * (float(8) / 257)))
         box = (loffset, 0, roffset, ysize)
         img = img.crop(box)