--- tcpdf.rb.orig	2008-08-05 19:01:51.000000000 +0300
+++ tcpdf.rb	2009-05-22 11:00:36.000000000 +0300
@@ -2982,7 +2982,7 @@
 			out('/Filter /FlateDecode');
 		end
 		out('>>');
-    open(ctgfile) do |f|
+    open(ctgfile, 'rb') do |f|
       putstream(f.read())
     end
 		out('endobj');