diff --git a/home/linux/gui/niri/default.nix b/home/linux/gui/niri/default.nix
index b229c1ac..53a6ad65 100644
--- a/home/linux/gui/niri/default.nix
+++ b/home/linux/gui/niri/default.nix
@@ -244,6 +244,11 @@ in
           # (flag "skip-at-startup")
         ])
 
+        (plain "layer-rule" [
+          (leaf "match" { namespace = "waybar"; })
+          (leaf "opacity" 0.8)
+        ])
+
         # Animation settings.
         (plain "animations" [
           # Uncomment to turn off all animations.