diff --git a/src/calibre/test_build.py b/src/calibre/test_build.py
index 47b991868b..c38baac7bf 100644
--- a/src/calibre/test_build.py
+++ b/src/calibre/test_build.py
@@ -275,6 +275,14 @@ class BuildTest(unittest.TestCase):
         from calibre.library.comments import sanitize_comments_html
         sanitize_comments_html(b'''<script>moo</script>xxx<img src="http://moo.com/x.jpg">''')
 
+    def test_feedparser(self):
+        from calibre.web.feeds.feedparser import parse
+        # sgmllib is needed for feedparser parsing malformed feeds
+        # on python3 you can get it by taking it from python2 stdlib and
+        # running 2to3 on it
+        import sgmllib
+        sgmllib, parse
+
     def test_openssl(self):
         import ssl
         ssl.PROTOCOL_TLSv1_2