diff --git a/config.h b/config.h
index d20d3c0..3b720d8 100644
--- a/config.h
+++ b/config.h
@@ -162,6 +162,8 @@ static Key keys[] = {
 	/* ---------------------------------- lock Keys ---------------------------------- */
 	// Lock the screen
 	{ MODKEY|ShiftMask,    	        XK_x,     spawn,          SHCMD("betterlockscreen -l dim") },
+	// Plasma screen lock (super + alt + shift + x)
+	{ MODKEY|Mod1Mask|ShiftMask,              XK_x,     spawn,          SHCMD("qdbus-qt5 org.kde.ksmserver /KSMServer org.kde.KSMServerInterface.logout -1 -1 -1") }
 };
 
 /* button definitions */