diff -u xhtml2pdf-0.1b2/setup.cfg xhtml2pdf-0.1b2_fix/setup.cfg
--- xhtml2pdf-0.1b2/setup.cfg	2016-08-01 17:26:42.000000000 +0200
+++ xhtml2pdf-0.1b2_fix/setup.cfg	2016-08-12 08:07:19.494073565 +0200
@@ -1,7 +1,7 @@
 [install]
 
 compile = 1
-optimize = 1
+optimize = 0
 
 [sdist]