diff --git a/screenless/bureau/bureau.py b/screenless/bureau/bureau.py
index 98e54eb..f89ec2c 100644
--- a/screenless/bureau/bureau.py
+++ b/screenless/bureau/bureau.py
@@ -361,10 +361,10 @@ class Bureau(object):
         fontlist = []
         for font in glob.glob(fontsdir + "/*.otf"):
             fontlist.append(("local", "file://" + font))
-            self.log.debug("adding font " + str(fdict))
+            self.log.debug("adding font " + font)
         for font in glob.glob(fontsdir + "/*.ttf"):
             fontlist.append(("local", "file://" + font))
-            self.log.debug("adding font " + str(fdict))
+            self.log.debug("adding font " + font)
         fdict = { "src": fontlist }
         fontconfig.add_font_face(fdict,
                                  weasyprint.default_url_fetcher)