diff --git a/hwe/func_map.php b/hwe/func_map.php
index ea96ae56..0c8f3214 100644
--- a/hwe/func_map.php
+++ b/hwe/func_map.php
@@ -35,7 +35,7 @@ function getHistoryMap($year, $month, ?string $serverID=null){
 
     $map = DB::db()->queryFirstField('SELECT map FROM ng_history WHERE server_id = %s AND year=%i and month=%i',
         $serverID,
-        $year, 
+        $year,
         $month);
 
     if(!$map){
@@ -53,7 +53,7 @@ function getWorldMap($req){
     if(is_array($req)){
         $req = new MapRequest($req);
     }
-    
+
     if($req->year && $req->month){
         return getHistoryMap($req->year, $req->month, $req->serverID??null);
     }
@@ -98,7 +98,7 @@ function getWorldMap($req){
     $spyInfo = (object)null;
 
     if($myNation){
-        $rawSpy = $db->queryFirstField('select `spy` from `nation` where `nation`=%i', 
+        $rawSpy = $db->queryFirstField('select `spy` from `nation` where `nation`=%i',
             $myNation);
 
         if(strpos($rawSpy, '|') !== false || is_numeric($rawSpy)){
@@ -123,16 +123,16 @@ function getWorldMap($req){
     $nationList = [];
     foreach($db->query('select `nation`, `name`, `color`, `capital` from `nation`') as $row){
         $nationList[] = [
-            Util::toInt($row['nation']), 
-            $row['name'], 
-            $row['color'], 
+            Util::toInt($row['nation']),
+            $row['name'],
+            $row['color'],
             Util::toInt($row['capital'])
         ];
     }
 
     if($myNation){
         //굳이 타국 도시에 있는 아국 장수 리스트를 뽑을 이유가 없음. 일단 다 뽑자.
-        $shownByGeneralList = 
+        $shownByGeneralList =
             array_map('\\sammo\\Util::toInt',
                 $db->queryFirstColumn('select distinct `city` from `general` where `nation` = %i',
                     $myNation));
@@ -143,7 +143,7 @@ function getWorldMap($req){
 
     $cityList = [];
     foreach($db->query('select `city`, `level`, `state`, `nation`, `region`, `supply` from `city`') as $r){
-        $cityList[] = 
+        $cityList[] =
             array_map('\\sammo\\Util::toInt', [$r['city'], $r['level'], $r['state'], $r['nation'], $r['region'], $r['supply']]);
     }
 
@@ -164,6 +164,7 @@ function getWorldMap($req){
         'shownByGeneralList' => $shownByGeneralList,
         'myCity' => $myCity,
         'myNation' => $myNation,
+        'version' => 0,
         'result' => true
     ];
 }
\ No newline at end of file
diff --git a/hwe/ts/components/MapViewer.vue b/hwe/ts/components/MapViewer.vue
index c75802dc..7013e813 100644
--- a/hwe/ts/components/MapViewer.vue
+++ b/hwe/ts/components/MapViewer.vue
@@ -1,5 +1,6 @@
 <template>
   <div
+    v-if="(modelValue.version ?? 0) == CURRENT_MAP_VERSION"
     :id="uuid"
     :class="[
       'world_map',
@@ -99,6 +100,13 @@
       <div class="nation_name">{{ activatedCity?.nation }}</div>
     </div>
   </div>
+  <div v-else class="world_map">
+    <span class="map_title_text">
+      맵 버전이 맞지 않습니다.<br />
+      렌더러 버전: {{ CURRENT_MAP_VERSION }}<br />
+      API 버전: {{ modelValue.version ?? 0 }}
+    </span>
+  </div>
 </template>
 
 <script lang="ts">
@@ -156,7 +164,7 @@ export type CityPositionMap = {
 import "@/../scss/map.scss";
 import { type PropType, toRef, inject, type Ref, ref, watch, type ComponentPublicInstance } from "vue";
 import { v4 as uuidv4 } from "uuid";
-import type { MapResult } from "@/defs";
+import { CURRENT_MAP_VERSION, type MapResult } from "@/defs";
 import { joinYearMonth } from "@/util/joinYearMonth";
 import { parseYearMonth } from "@/util/parseYearMonth";
 import vMyTooltip from "@/directives/vMyTooltip";
diff --git a/hwe/ts/defs/index.ts b/hwe/ts/defs/index.ts
index f74a8ec9..8c4a9076 100644
--- a/hwe/ts/defs/index.ts
+++ b/hwe/ts/defs/index.ts
@@ -230,11 +230,14 @@ export const diplomacyStateInfo: Record<diplomacyState, diplomacyInfo> = {
     7: { name: '불가침', color: 'green' },
 }
 
+export const CURRENT_MAP_VERSION = 0 as const;
+
 //Map
 type MapCityCompact = [number, number, number, number, number, number];
 type MapNationCompact = [number, string, string, number];
 export type MapResult = {
     result: true,
+    version?: typeof CURRENT_MAP_VERSION,
     startYear: number,
     year: number,
     month: number,