diff --git a/edbob/errors.py b/edbob/errors.py
index 5b74b12..8f15c4e 100644
--- a/edbob/errors.py
+++ b/edbob/errors.py
@@ -73,6 +73,7 @@ def email_exception(type=None, value=None, traceback=None):
         }
 
     body, ctype = render_exception(data)
+    ctype = edbob.config.get('edbob.errors', 'content_type', default=ctype)
     sendmail_with_config('errors', body, content_type=ctype)
 
 
@@ -90,7 +91,7 @@ def render_exception(data):
             # Assume Mako template; render and return.
             from mako.template import Template
             template = Template(filename=template)
-            return template.render(**data), 'text/plain'
+            return template.render(**data), 'text/html'
 
     # If not a Mako template, return regular text with substitutions.
     body = StringIO()