diff --git a/sway/.config/sway/config b/sway/.config/sway/config
index 09f01ad..60538dd 100644
--- a/sway/.config/sway/config
+++ b/sway/.config/sway/config
@@ -247,6 +247,9 @@ exec_always {
 # Enable floating windows
 for_window [app_id="mpv"] floating enable
 for_window [app_id="imv"] floating enable
+# Set default layout for fff and zathura
+for_window [app_id="fff"] resize set width 30 ppt
+for_window [app_id="org.pwmt.zathura"] resize set width 70 ppt
 # Split windows vertically
 exec swaymsg split vertical