diff --git i/config.def.h w/config.def.h
index f1dfd43..e44a912 100644
--- i/config.def.h
+++ w/config.def.h
@@ -1,5 +1,7 @@
 /* See LICENSE file for copyright and license details. */
 
+#include <X11/XF86keysym.h>
+
 /* appearance */
 static const unsigned int borderpx  = 1;        /* border pixel of windows */
 static const unsigned int snap      = 32;       /* snap pixel */
@@ -66,12 +68,19 @@ static const char *termcmd[]  = { "st", NULL };
 static const char *browsercmd[] = { "librewolf", NULL };
 static const char *mailcmd[] = { "claws-mail", NULL };
 
+static const char *vol_up[]   = { "pactl", "set-sink-volume", "@DEFAULT_SINK@", "+5%",    NULL };
+static const char *vol_down[] = { "pactl", "set-sink-volume", "@DEFAULT_SINK@", "-5%",    NULL };
+static const char *vol_mute[] = { "pactl", "set-sink-mute",   "@DEFAULT_SINK@", "toggle", NULL };
+
 static const Key keys[] = {
 	/* modifier                     key        function        argument */
 	{ MODKEY,                       XK_p,      spawn,          {.v = dmenucmd } },
 	{ MODKEY|ShiftMask,             XK_Return, spawn,          {.v = termcmd } },
 	{ MODKEY,                       XK_w,      spawn,          {.v = browsercmd } },
 	{ MODKEY,                       XK_r,      spawn,          {.v = mailcmd } },
+	{ 0,              XF86XK_AudioRaiseVolume, spawn,          { .v = vol_up } },
+	{ 0,              XF86XK_AudioLowerVolume, spawn,          { .v = vol_down } },
+	{ 0,                     XF86XK_AudioMute, spawn,          { .v = vol_mute } },
 	{ MODKEY,                       XK_b,      togglebar,      {0} },
 	{ MODKEY,                       XK_j,      focusstack,     {.i = +1 } },
 	{ MODKEY,                       XK_k,      focusstack,     {.i = -1 } },