diff --git a/config.h b/config.h
index aae5dcb..8c45d56 100644
--- a/config.h
+++ b/config.h
@@ -310,9 +310,9 @@ static const Key keys[] = {
     { MODKEY,              XK_q,               killclient,         {0} },
     // { MODKEY | ShiftMask,  XK_q,               spawn,              {.v = (const char *[]){NULL}} },
     { MODKEY,              XK_j,               focusdir,           {.i = 3} },
-    { MODKEY | ShiftMask,  XK_j,               focusstack,         {.i = -1 } },
+    { MODKEY | ShiftMask,  XK_j,               focusstack,         {.i = INC(-1) } },
     { MODKEY,              XK_k,               focusdir,           {.i = 2} },
-    { MODKEY | ShiftMask,  XK_k,               focusstack,         {.i = 1 } },
+    { MODKEY | ShiftMask,  XK_k,               focusstack,         {.i = INC(+1) } },
     { MODKEY,              XK_x,               togglefloating,     {0} },
     { MODKEY | ShiftMask,  XK_x,               unfloatvisible,     {0} },
     { MODKEY,              XK_b,               togglescratch,      {.v = spinet} },