diff --git a/meshmap_frontend/src/components/NodeDetailedPage.vue b/meshmap_frontend/src/components/NodeDetailedPage.vue
index bdd2062..fdda807 100644
--- a/meshmap_frontend/src/components/NodeDetailedPage.vue
+++ b/meshmap_frontend/src/components/NodeDetailedPage.vue
@@ -334,7 +334,7 @@ onBeforeUnmount(() => {
         <div class="panel-header">
           <div>
             <p class="eyebrow">Chat</p>
-            <h2>历史聊天记录</h2>
+            <h2>历史聊天记录：{{ nodeTitle }}</h2>
           </div>
           <span class="badge">{{ messages.length }}</span>
         </div>
@@ -370,7 +370,7 @@ onBeforeUnmount(() => {
         <div class="panel-header">
           <div>
             <p class="eyebrow">Trajectory</p>
-            <h2>地图轨迹</h2>
+            <h2>地图轨迹：{{ nodeTitle }}</h2>
           </div>
           <span class="badge">{{ positions.length }}</span>
         </div>
@@ -382,7 +382,7 @@ onBeforeUnmount(() => {
       <div class="panel-header">
         <div>
           <p class="eyebrow">Telemetry</p>
-          <h2>遥测数据</h2>
+          <h2>遥测数据：{{ nodeTitle }}</h2>
         </div>
         <span class="badge">{{ telemetry.length }}</span>
       </div>
diff --git a/meshmap_frontend/src/components/NodeTrajectoryMap.vue b/meshmap_frontend/src/components/NodeTrajectoryMap.vue
index 07942f8..9aa0bdd 100644
--- a/meshmap_frontend/src/components/NodeTrajectoryMap.vue
+++ b/meshmap_frontend/src/components/NodeTrajectoryMap.vue
@@ -49,7 +49,7 @@ onMounted(async () => {
     maxBoundsViscosity: 1.0,
     worldCopyJump: false,
   }).setView([0, 0], 2)
-  L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
+  L.tileLayer('https://tile.openstreetmap.jp/{z}/{x}/{y}.png', {
     maxZoom: 19,
     attribution: '&copy; OpenStreetMap contributors',
   }).addTo(map)