diff --git a/rc.lua b/rc.lua
index e4f929c..f5ce381 100644
--- a/rc.lua
+++ b/rc.lua
@@ -430,19 +430,19 @@ globalkeys = awful.util.table.join(
         end, {description = "mute sound", group="Fn Keys"}),
 
     awful.key({ }, "XF86MonBrightnessDown", function ()
-            awful.util.spawn("xbacklight -dec 5")
+            awful.util.spawn("xbacklight -dec 2")
         end, {description = "decrease brightness", group="Fn Keys"}),
 
     awful.key({ }, "XF86MonBrightnessUp", function ()
-            awful.util.spawn("xbacklight -inc 5")
+            awful.util.spawn("xbacklight -inc 2")
         end, {description = "increase brightness", group="Fn Keys"}),
 
     awful.key({modkey}, "#82", function ()
-            awful.util.spawn("xbacklight -dec 5")
+            awful.util.spawn("xbacklight -dec 2")
         end, {description = "decrease brightness", group="Brightness controls"}),
 
     awful.key({modkey}, "#86", function ()
-            awful.util.spawn("xbacklight -inc 5")
+            awful.util.spawn("xbacklight -inc 2")
         end, {description = "increase brightness", group="Brightness controls"}),
 
     awful.key({ }, "XF86PowerOff", function ()