diff --git a/config.def.h b/config.def.h
index c609701..644f790 100644
--- a/config.def.h
+++ b/config.def.h
@@ -84,7 +84,7 @@ static Key keys[] = {
 	{ MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
 	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
 	//{ MODKEY,                       XK_space,  setlayout,      {0} },
-	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
+	{ MODKEY|ControlMask,           XK_space,  togglefloating, {0} },
 	{ MODKEY,                       XK_agrave, view,           {.ui = ~0 } },
 	{ MODKEY|ShiftMask,             XK_a,      tag,            {.ui = ~0 } },
 	{ MODKEY,                       XK_comma,  focusmon,       {.i = -1 } },