diff --git a/src/escpos/escpos.py b/src/escpos/escpos.py
index 6f68872..b61309e 100644
--- a/src/escpos/escpos.py
+++ b/src/escpos/escpos.py
@@ -101,12 +101,15 @@ class Escpos(object):
         im = EscposImage(img_source)
 
         try:
-            max_width = self.profile.profile_data['media']['width']['pixels']
+            max_width = int(self.profile.profile_data['media']['width']['pixels'])
             if im.width > max_width:
                 raise ImageWidthError('{} > {}'.format(im.width, max_width))
         except KeyError:
             # If the printer's pixel width is not known, print anyways...
             pass
+        except ValueError:
+            # If the max_width cannot be converted to an int, print anyways...
+            pass
 
         if im.height > fragment_height:
             fragments = im.split(fragment_height)