diff --git a/config.def.h b/config.def.h
index 1fd8077..b4da41c 100644
--- a/config.def.h
+++ b/config.def.h
@@ -98,6 +98,7 @@ ResourcePref resources[] = {
 	{ "smartgaps",       INTEGER, &smartgaps },
 };
 
+#include <X11/XF86keysym.h>
 #include "shiftview.c"
 
 static const Key keys[] = {
@@ -158,6 +159,14 @@ static const Key keys[] = {
 	{ MODKEY,                       XK_F10,    spawn,          SHCMD("sys-volume 5%-") },
 	{ MODKEY,                       XK_F11,    spawn,          SHCMD("sys-volume 5%+") },
 	{ MODKEY,                       XK_F12,    spawn,          SHCMD("sys-lock") },
+
+	{ 0,                            XF86XK_MonBrightnessDown,   spawn,          SHCMD("sys-brightness 5%- acpi_video0 Display") },
+	{ 0,                            XF86XK_MonBrightnessUp,     spawn,          SHCMD("sys-brightness 5%+ acpi_video0 Display") },
+	{ 0,                            XF86XK_KbdBrightnessDown,   spawn,          SHCMD("sys-brightness 5%- smc::kbd_backlight Keyboard") },
+	{ 0,                            XF86XK_KbdBrightnessUp,     spawn,          SHCMD("sys-brightness 5%+ smc::kbd_backlight Keyboard") },
+	{ 0,                            XF86XK_AudioMute,           spawn,          SHCMD("sys-volume toggle") },
+	{ 0,                            XF86XK_AudioLowerVolume,    spawn,          SHCMD("sys-volume 5%-") },
+	{ 0,                            XF86XK_AudioRaiseVolume,    spawn,          SHCMD("sys-volume 5%+") },
 };
 
 /* button definitions */