diff --git a/FAQ.md b/FAQ.md
index 9cbf289..2485d98 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -8,3 +8,13 @@ If you're using a test setup for mattermost, this will probably listen on http a
 
 Add ```NoTLS=true``` and use ```Server="yourmattermostserver.domain:8065"``` to your mattermost config.   
 Also see https://github.com/42wim/matterbridge/wiki/Section-Mattermost-(basic)
+
+### mattermost doesn't show the IRC nicks
+If you're running the webhooks version, this can be fixed by either:
+* enabling "override usernames". See [mattermost documentation](http://docs.mattermost.com/developer/webhooks-incoming.html#enabling-incoming-webhooks)
+* setting ```PrefixMessagesWithNick``` to ```true``` in ```mattermost``` section of your matterbridge.toml.
+
+If you're running the login/password version you'll need to:
+* setting ```PrefixMessagesWithNick``` to ```true``` in ```mattermost``` section of your matterbridge.toml.
+
+Also look at the ```RemoteNickFormat``` setting.