diff -r 98e2835b787a roundup/cgi/templating.py
--- a/roundup/cgi/templating.py	Tue Sep 29 17:12:20 2020 -0400
+++ b/roundup/cgi/templating.py	Thu Oct 22 14:17:47 2020 +0200
@@ -69,7 +69,7 @@
             # don't allow disabled protocols in links
             _safe_protocols = re.compile('(?!' + ':|'.join([re.escape(s) for s in _disable_url_schemes]) + ':)', re.IGNORECASE)
 
-        markdown = lambda s: Markdown(safe_mode='escape', extras={ 'fenced-code-blocks' : True }).convert(s)
+        markdown = lambda s: Markdown(safe_mode='escape', extras={ 'fenced-code-blocks' : True, 'break-on-newline': True }).convert(s)
     except ImportError:
         markdown = None
 
@@ -107,7 +107,7 @@
                 else:
                     md.treeprocessors['restrict_links'] = RestrictLinksProcessor()
 
-        markdown = lambda s: markdown_impl(s, extensions=[SafeHtml(), 'fenced_code'])
+        markdown = lambda s: markdown_impl(s, extensions=[SafeHtml(), 'fenced_code', 'nl2br'])
     except ImportError:
         markdown = None