diff --git a/BUGS b/BUGS
index cc072079..b333512d 100644
--- a/BUGS
+++ b/BUGS
@@ -6,3 +6,11 @@ Is DiffHtmlMarkWords called twice for a chunk?
 It seems that following the diff link from RC to a page that has
 a minor edit at the end will show a minor diff instead of a major
 diff, eventhough it *says* that it will show a major diff!
+
+mod_perl:
+
+After a while, the script forgets some pages, so that links to these
+pages turn into questionmarks.
+
+From time to time, the script will show for a page X the page content
+of the previous page.