diff --git a/README.md b/README.md
index 4bdcde9..6dd77c3 100644
--- a/README.md
+++ b/README.md
@@ -47,12 +47,16 @@ If the flag `-config` is not used the configuration is expected at
 "MaxArticles":    5,
 "RefreshTime":    30,
 "NoExcerpt":     false,
+"Filter":        [ "submitted by", "[link]" ],
 "Feeds":         [ "https://www.debian.org/News/news",
-                 "https://www.debian.org/security/dsa-long" ]
+                 "https://www.debian.org/security/dsa-long",
+                 "https://www.reddit.com/r/FDroidUpdates/new.rss" ]
 }
 ```
 
 `MaxArticles` is the maximum number of articles that are sent per
 feed and query. If `NoExcerpt` is set to *true* no excerpt will be
 posted. `RefreshTime` defines the intervall for checking the feeds
-in seconds.
\ No newline at end of file
+in seconds.
+With `Filter` you can specify strings for filtering out lines
+beginning with those strings.
\ No newline at end of file
diff --git a/config.json.example b/config.json.example
index e2644e3..bd74bee 100644
--- a/config.json.example
+++ b/config.json.example
@@ -7,6 +7,7 @@
 "MaxArticles":   5,
 "RefreshTime":   30,
 "NoExcerpt":     false,
+"Filter":        [ "submitted by", "[link]" ],
 "Feeds":         [ "https://www.debian.org/News/news", 
                  "https://www.debian.org/security/dsa-long" ]
 }