diff --git a/justfile b/justfile
index cb8be53..c07b947 100644
--- a/justfile
+++ b/justfile
@@ -9,9 +9,10 @@ html:
 # build rss feed from journal
 rss:
   #!/usr/bin/env sh
-  echo "<rss version=\"2.0\"><channel><title>piblog</title>" > www/feed.xml
-  echo "<link>http://tilde.town/~dozens/piblog/index.html</link><description>just a little log about my raspberry pi</description><atom:link rel=\"self\" type=\"application/rss+xml\" href=\"http://tilde.town/~dozens/piblog/feed.xml\"/>" >> www/feed.xml
-  ed -s !'markdown src/piblog.md' << HEREDOC | recfmt -f templates/feeditem.template | m4 >> www/feed.xml
+  exec > wwww/feed.xml
+  echo "<rss version=\"2.0\"><channel><title>piblog</title>"
+  echo "<link>http://tilde.town/~dozens/piblog/index.html</link><description>just a little log about my raspberry pi</description><atom:link rel=\"self\" type=\"application/rss+xml\" href=\"http://tilde.town/~dozens/piblog/feed.xml\"/>"
+  ed -s !'markdown src/piblog.md' << HEREDOC | recfmt -f templates/feeditem.template | m4
   /BEGIN/ka
   /END/kb
   1,'ad
@@ -26,7 +27,7 @@ rss:
   ,w /dev/stdout
   Q
   HEREDOC
-  echo '</channel></rss>' >> www/feed.xml
+  echo '</channel></rss>'
 
 # watch for changes
 watch: