diff --git a/config.h b/config.h
index a5cbfa3..62169e8 100644
--- a/config.h
+++ b/config.h
@@ -38,7 +38,8 @@ static const Rule rules[] = {
 	 *	WM_NAME(STRING) = title
 	 */
 	/* class      instance    title       tags mask     isfloating   monitor */
-	{ NULL,       NULL,       NULL,       0,            False,       -1 },
+	{ "XCalc",    NULL,       NULL,       0,            True,        -1 },
+	//{ NULL,       NULL,       NULL,       0,            False,       -1 },
 };
 
 /* layout(s) */
@@ -82,6 +83,9 @@ static const char *plpause[]  = { "playerctl", "play-pause", NULL };
 static const char *plnext[]   = { "playerctl", "next", NULL };
 static const char *plprev[]   = { "playerctl", "previous", NULL };
 
+static const char *mailcmd[]   = { "thunderbird", NULL };
+static const char *calccmd[]   = { "xcalc", NULL };
+
 static const Key keys[] = {
 	/* modifier                     key        function        argument */
 	{ MODKEY,                       XK_p,      spawn,          {.v = dmenucmd } },
@@ -154,6 +158,9 @@ static const Key keys[] = {
 	{ WINKEY|ShiftMask,             XK_v,                      spawn, {.v = downvol } },
 	{ WINKEY|ControlMask,           XK_v,                      spawn, {.v = upvol   } },
 	{ WINKEY,                       XK_v,                      spawn, {.v = mutevol } },
+
+	{ 0,                            XF86XK_Calculator,         spawn, {.v = calccmd } },
+	{ 0,                            XF86XK_Mail,               spawn, {.v = mailcmd } },
 };
 
 /* button definitions */