diff --git a/journal/feeds.py b/journal/feeds.py
index 5e71819a..0ee93c74 100644
--- a/journal/feeds.py
+++ b/journal/feeds.py
@@ -1,5 +1,5 @@
 from django.contrib.syndication.views import Feed
-from markdown import markdown
+from journal.renderers import render_md
 import mimetypes
 from .models import *
 from django.conf import settings
@@ -33,7 +33,7 @@ class ReviewFeed(Feed):
         target_html = (
             f'<p><a href="{item.item.absolute_url}">{item.item.title}</a></p>\n'
         )
-        html = markdown(item.body)
+        html = render_md(item.body)
         return target_html + html
 
     # item_link is only needed if NewsItem has no get_absolute_url method.
diff --git a/journal/renderers.py b/journal/renderers.py
index 2aaa1ccb..f2fd3acd 100644
--- a/journal/renderers.py
+++ b/journal/renderers.py
@@ -1,3 +1,4 @@
+from typing import cast
 import mistune
 import re
 
@@ -18,14 +19,14 @@ _mistune_plugins = [
 _markdown = mistune.create_markdown(plugins=_mistune_plugins)
 
 
-def render_md(s):
+def render_md(s) -> str:
     # s = "\n".join(
     #     [
     #         re.sub(r"^(\u2003+)", lambda s: "&emsp;" * len(s[0]), line)
     #         for line in s.split("\n")
     #     ]
     # )
-    return _markdown(s)
+    return cast(str, _markdown(s))
 
 
 def render_text(s):