diff --git a/dwl.c b/dwl.c
index 20d7043..95074af 100644
--- a/dwl.c
+++ b/dwl.c
@@ -746,7 +746,7 @@ pointerfocus(Client *c, struct wlr_surface *surface, double sx, double sy)
 		wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
 
 	/* If keyboard focus follows mouse, enforce that */
-	if (sloppyfocus)
+	if (sloppyfocus && c)
 		keyboardfocus(c, surface);
 }