diff --git a/src/maomao.c b/src/maomao.c
index 9d3f08f..3c0705a 100644
--- a/src/maomao.c
+++ b/src/maomao.c
@@ -1221,7 +1221,7 @@ struct uvec2 clip_to_hide(Client *c, struct wlr_box *clip_box) {
 			clip_box->width =
 				clip_box->width -
 				(c->animation.current.x + c->animation.current.width -
-				 c->mon->m.x - c->mon->m.width) +
+				 c->mon->m.x - c->mon->m.width) -
 				c->bw;
 		}
 
@@ -1235,7 +1235,7 @@ struct uvec2 clip_to_hide(Client *c, struct wlr_box *clip_box) {
 			clip_box->height =
 				clip_box->height -
 				(c->animation.current.y + c->animation.current.height -
-				 c->mon->m.y - c->mon->m.height) +
+				 c->mon->m.y - c->mon->m.height) -
 				c->bw;
 		}
 	}