diff --git a/niri/.config/niri/config.kdl b/niri/.config/niri/config.kdl
index 9579e53..90efe46 100644
--- a/niri/.config/niri/config.kdl
+++ b/niri/.config/niri/config.kdl
@@ -55,8 +55,10 @@ input {
     }
     touchpad {
       natural-scroll
+      // accel-profile "flat"
     }
     mouse {
+      // accel-profile "flat"
     }
     trackpoint {
     }
@@ -227,6 +229,7 @@ window-rule {
     opacity 0.9
 }
 window-rule {
+    match app-id="zen" title="^Picture-in-Picture$"
     match app-id=r#"firefox$"# title="^Picture-in-Picture$"
     match app-id="zoom"
     open-floating true