diff --git a/sway/behaviours b/sway/behaviours
index 73485789b..d3fe3998a 100644
--- a/sway/behaviours
+++ b/sway/behaviours
@@ -6,11 +6,12 @@
 
 #assign [class="Xchat"] 1-chat   Replaced by irssi which will open on the first workspace at startup
 assign [class="XTerm"] 1
+assign [class="Mattermost"] 1
 assign [class="UXTerm"] grave
 assign [class="thunderbird"] 2
 assign [class="Chromium"] 3
 assign [class="Linphone"] 5
-assign [class="firefox-aurora"] 7
+assign [class="firefox"] 7
 # Don't use VNC viewer anymore. I've defaulted to running virt-manager on this workspace because it's similar
 #assign [class="Vncviewer"] 9