Use filesystem encoding

1 files changed, 3 insertions, 3 deletions

diff --git a/dnsviz/viz/dnssec.py b/dnsviz/viz/dnssec.py
index 979db67..d28b6fa 100644
--- a/dnsviz/viz/dnssec.py
+++ b/dnsviz/viz/dnssec.py
@@ -265,7 +265,7 @@ class DNSAuthGraph:
         return s
 
     def to_raphael(self):
-        svg = self.G.draw(format=codecs.encode('svg', 'utf-8'), prog=codecs.encode('dot', 'utf-8'))
+        svg = self.G.draw(format=codecs.encode('svg', sys.getfilesystemencoding()), prog=codecs.encode('dot', sys.getfilesystemencoding()))
         dom = xml.dom.minidom.parseString(svg)
 
         s = 'AuthGraph.prototype.draw = function () {\n'
@@ -285,9 +285,9 @@ class DNSAuthGraph:
                 io.open(path, 'w', encoding='utf-8').write(img)
         else:
             if path is None:
-                return self.G.draw(format=codecs.encode(format, 'utf-8'), prog=codecs.encode('dot', 'utf-8'))
+                return self.G.draw(format=codecs.encode(format, sys.getfilesystemencoding()), prog=codecs.encode('dot', sys.getfilesystemencoding()))
             else:
-                return self.G.draw(path=codecs.encode(path, 'utf-8'), format=codecs.encode(format, 'utf-8'), prog=codecs.encode('dot', 'utf-8'))
+                return self.G.draw(path=codecs.encode(path, sys.getfilesystemencoding()), format=codecs.encode(format, sys.getfilesystemencoding()), prog=codecs.encode('dot', sys.getfilesystemencoding()))
 
     def id_for_dnskey(self, name, dnskey):
         try: