diff --git a/pages/posts/map.js b/pages/posts/map.js
index 7a84ebd..c01374c 100644
--- a/pages/posts/map.js
+++ b/pages/posts/map.js
@@ -35,6 +35,7 @@ export default function Init() {
             <a
               href="https://umap.openstreetmap.fr/zh/map/map_761199#4/36.24/122.08"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>各省受台风影响地图 (Typhoons Map)</h3>
@@ -53,6 +54,7 @@ export default function Init() {
             <a
               href="https://umap.openstreetmap.fr/zh/map/drought-disasters-in-chinas-provinces-from-2014-to_758463#5/34.940/109.248"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>各省干旱灾害地图 (Drought Map)</h3>
@@ -71,6 +73,7 @@ export default function Init() {
             <a
               href="https://social-ojo-1301796004.cos.ap-guangzhou.myqcloud.com/images/snow.jpg"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>各省低温冰雪灾害地图 (Low Temprature Map)</h3>
@@ -89,6 +92,7 @@ export default function Init() {
             <a
               href="https://umap.openstreetmap.fr/en/map/gis_756551#5/37.020/103.623"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>各省工伤统计地图 (Work Injury Map)</h3>
@@ -107,6 +111,7 @@ export default function Init() {
             <a
               href="https://umap.openstreetmap.fr/zh/map/geological-disasters-in-mainland-china_758447#4/39.44/104.15"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>各省突发地质灾害地图 (Geological Disters Map)</h3>
@@ -125,6 +130,7 @@ export default function Init() {
             <a
               href="https://umap.osm.ch/en/map/map_4637#4/41.44/118.21"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>新中国成立后各省地震数据 (Earthquake Map)</h3>
@@ -161,6 +167,7 @@ export default function Init() {
             <a
               href="https://umap.openstreetmap.fr/en/map/untitled-map_758141#4/41.97/106.83"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>各省洪涝灾害地图 (Floods andd Droughts Map)</h3>
@@ -179,6 +186,7 @@ export default function Init() {
             <a
               href="http://umap.openstreetmap.fr/en/map/traffic-accidents_756060#4/40.38/107.58"
               target="_blank"
+              rel="noreferrer"
             >
               <div>
                 <h3>各省交通事故地图 (Traffic Accidents Map)</h3>