diff --git a/dwm.c b/dwm.c
index 4f29d9b..a54bdc0 100644
--- a/dwm.c
+++ b/dwm.c
@@ -268,8 +268,10 @@ static int xerror(Display *dpy, XErrorEvent *ee);
 static int xerrordummy(Display *dpy, XErrorEvent *ee);
 static int xerrorstart(Display *dpy, XErrorEvent *ee);
 static void zoom(const Arg *arg);
+static void restart(const Arg *arg);
 
 /* variables */
+static const char *exec_name;
 static Systray *systray = NULL;
 static const char broken[] = "broken";
 static char stext[256];
@@ -2551,9 +2553,15 @@ zoom(const Arg *arg)
 	pop(c);
 }
 
+void
+restart(const Arg *arg) {
+	execlp(exec_name, exec_name, NULL);
+}
+
 int
 main(int argc, char *argv[])
 {
+	exec_name = argv[0];
 	if (argc == 2 && !strcmp("-v", argv[1]))
 		die("dwm-"VERSION);
 	else if (argc != 1)