diff --git a/config.def.h b/config.def.h
index 4c56466..11ee7b5 100644
--- a/config.def.h
+++ b/config.def.h
@@ -90,6 +90,8 @@ static Key keys[] = {
 	{ MODKEY,                       XK_period, focusmon,       {.i = +1 } },
 	{ MODKEY|ShiftMask,             XK_comma,  tagmon,         {.i = -1 } },
 	{ MODKEY|ShiftMask,             XK_period, tagmon,         {.i = +1 } },
+	{ MODKEY|ShiftMask,             XK_h,      layoutscroll,   {.i = -1 } },
+	{ MODKEY|ShiftMask,             XK_l,      layoutscroll,   {.i = +1 } },
 	TAGKEYS(                        XK_1,                      0)
 	TAGKEYS(                        XK_2,                      1)
 	TAGKEYS(                        XK_3,                      2)
diff --git a/dwm.c b/dwm.c
index 1e37fcf..24effbc 100644
--- a/dwm.c
+++ b/dwm.c
@@ -148,6 +148,7 @@ struct Monitor {
 	Monitor *next;
 	Window barwin;
 	const Layout *lt[2];
+	int ltcur; /* current layout */
 };
 
 typedef struct {
@@ -227,6 +228,7 @@ static void sendmon(Client *c, Monitor *m);
 static void setclientstate(Client *c, long state);
 static void setfocus(Client *c);
 static void setfullscreen(Client *c, int fullscreen);
+static void layoutscroll(const Arg *arg);
 static void setlayout(const Arg *arg);
 static void setmfact(const Arg *arg);
 static void setup(void);
@@ -725,6 +727,7 @@ createmon(void)
 	m->nmaster = nmaster;
 	m->showbar = showbar;
 	m->topbar = topbar;
+	m->ltcur = 0;
 	m->lt[0] = &layouts[0];
 	m->lt[1] = &layouts[1 % LENGTH(layouts)];
 	strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol);
@@ -1667,6 +1670,25 @@ setfullscreen(Client *c, int fullscreen)
 	}
 }
 
+void
+layoutscroll(const Arg *arg)
+{
+	if (!arg || !arg->i)
+		return;
+	int switchto = selmon->ltcur + arg->i;
+	int l = LENGTH(layouts);
+
+	if (switchto == l)
+		switchto = 0;
+	else if(switchto < 0)
+		switchto = l - 1;
+
+	selmon->ltcur = switchto;
+	Arg arg2 = {.v= &layouts[switchto] };
+	setlayout(&arg2);
+
+}
+
 void
 setlayout(const Arg *arg)
 {