diff --git a/config.def.h b/config.def.h
index 46dde73..44cf76d 100644
--- a/config.def.h
+++ b/config.def.h
@@ -109,6 +109,7 @@ static const char *const autostart[] = {
 "sh", "/home/ganome/.local/bin/wallsetter.dwm", NULL,
 "parcellite", NULL,
 "picom", "-b", NULL,
+"numlockx", "on", NULL,
 	NULL /* terminate */
 };
 
@@ -178,7 +179,7 @@ static const Rule rules[] = {
 	RULE(.wintype = WTYPE "TOOLBAR", .isfloating = 1)
 	RULE(.wintype = WTYPE "SPLASH", .isfloating = 1)
   RULE(.class = "Gimp", .tags = 1 << 3)
-  RULE(.class = "Vivaldi-stable", .tags = 1 << 2)
+  RULE(.class = "LibreWolf", .tags = 1 << 2)
   RULE(.class = "Nemo", .tags = 1 << 6)
   RULE(.class = "quassel", .tags = 1 << 8)
   RULE(.class = "vesktop", .tags = 1 << 3, .monitor = 1)
@@ -251,6 +252,7 @@ static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn()
 static const char *termcmd[]  = { "ghostty", NULL };
 static const char *term2cmd[] = { "kitty", NULL };
 static const char *wallpapercmd[]= { "/home/ganome/.local/bin/wallsetter.dwm", NULL };
+static const char *browsercmd[]= { "librewolf", NULL };
 
 static const char *roficmd[] = {
  "rofi",
@@ -267,6 +269,7 @@ static const Key keys[] = {
 	{ MODKEY|ShiftMask,             XK_Return,     spawn,                  {.v = term2cmd } },
 	{ MODKEY,                       XK_b,          togglebar,              {0} },
   { MODKEY|ShiftMask,             XK_d,          spawn,                  CMD("vesktop-bin")},
+  { MODKEY|ShiftMask,             XK_w,          spawn,                  {.v = browsercmd } },
 	{ MODKEY,                       XK_j,          focusstack,             {.i = +1 } },
 	{ MODKEY,                       XK_k,          focusstack,             {.i = -1 } },
 	{ MODKEY,                       XK_i,          incnmaster,             {.i = +1 } },