diff --git a/packages/niri.nix b/packages/niri.nix
index a285798..ba94a54 100644
--- a/packages/niri.nix
+++ b/packages/niri.nix
@@ -99,8 +99,8 @@ let
               "XF86AudioStop".spawn-sh = "${lib.getExe pkgs.playerctl} stop";
               "XF86AudioPrev".spawn-sh = "${lib.getExe pkgs.playerctl} previous";
               "XF86AudioNext".spawn-sh = "${lib.getExe pkgs.playerctl} next";
-              "XF86MonBrightnessUp".spawn-sh = "${lib.getExe pkgs.brightnessctl} --class=backlight set +10%";
-              "XF86MonBrightnessDown".spawn-sh = "${lib.getExe pkgs.brightnessctl} --class=backlight set 10%-";
+              "XF86MonBrightnessUp".spawn-sh = "${lib.getExe pkgs.brightnessctl} --class=backlight set +25%";
+              "XF86MonBrightnessDown".spawn-sh = "${lib.getExe pkgs.brightnessctl} --class=backlight set 25%-";
 
               # TODO repeat=false
               "Mod+O".toggle-overview = null;