diff --git a/.config/river/init b/.config/river/init
index fcd4dd7..8c1b50a 100755
--- a/.config/river/init
+++ b/.config/river/init
@@ -29,6 +29,8 @@ riverctl input 2:7:SynPS/2_Synaptics_TouchPad tap enabled
 riverctl float-filter-add title Picture-in-Picture
 riverctl float-filter-add title "Firefox — Sharing Indicator"
 
+riverctl csd-filter-add app-id firefox
+
 ~/.config/river/keys
 
 riverctl default-layout stacktile