diff --git a/awesome/.config/awesome/configuration/apps.lua b/awesome/.config/awesome/configuration/apps.lua
index 09d1aca..c1a08ac 100644
--- a/awesome/.config/awesome/configuration/apps.lua
+++ b/awesome/.config/awesome/configuration/apps.lua
@@ -17,6 +17,9 @@ apps = {
   -- Your default screenshot tool
   screenshot      = "flameshot gui",
 
+  -- brightness
+  brightness_up   = "brightnessctl s 5%+",
+  brightness_down = "brightnessctl s 5%-",
 }
 
 apps.editor_cmd   = apps.terminal .. " -e " .. apps.editor
diff --git a/awesome/.config/awesome/configuration/keys/global.lua b/awesome/.config/awesome/configuration/keys/global.lua
index dcda208..73fbed5 100644
--- a/awesome/.config/awesome/configuration/keys/global.lua
+++ b/awesome/.config/awesome/configuration/keys/global.lua
@@ -125,7 +125,7 @@ globalKeys = gears.table.join(
   awful.key({ modkey },            "r",     function () awful.screen.focused().mypromptbox:run() end,
     {description = "run prompt", group = "launcher"}),
 
-  awful.key({ modkey }, "x",
+  awful.key({ modkey, "Control" }, "x",
     function ()
       awful.prompt.run {
         prompt       = "Run Lua code: ",
@@ -140,7 +140,13 @@ globalKeys = gears.table.join(
   awful.key({ modkey }, "p", function () awful.spawn(apps.screenshot) end,
     {description = "take screenshot", group = "apps"}),
   awful.key({ modkey }, "i", function () awful.spawn(apps.browser) end,
-    {description = "open browser", group = "apps"})
+    {description = "open browser", group = "apps"}),
+
+  -- Brightness
+  awful.key({ modkey }, "x", function () awful.spawn(apps.brightness_up) end,
+    {description = "brightness up", group = "apps"}),
+  awful.key({ modkey }, "z", function () awful.spawn(apps.brightness_down) end,
+    {description = "brightness down", group = "apps"})
 )
 
 -- Bind all key numbers to tags.
diff --git a/install.py b/install.py
index bcbc0bd..c33892a 100644
--- a/install.py
+++ b/install.py
@@ -25,6 +25,7 @@ DOTS = ['alacritty', 'bash', 'direnv', 'git', 'nvim', 'profile', 'xinit']
 dependencies = [
     'acpi',
     'alacritty',
+    'brightnessctl',
     'clang',
     'curl',
     'firefox',