diff --git a/frontend/portal/README.md b/frontend/portal/README.md
index 979941b..56b9dad 100644
--- a/frontend/portal/README.md
+++ b/frontend/portal/README.md
@@ -22,10 +22,14 @@ npm run dev
 # or
 yarn dev
 
-# 소규모 모드
+# 소규모 모드 for Windows
+npm run dev:smWin
+# 소규모 모드 for others
 npm run dev:sm
 
-# 대규모 모드
+# 대규모 모드 for Windows
+npm run dev:lgWin
+# 대규모 모드 for others
 npm run dev:lg
 ```
 
diff --git a/frontend/portal/package.json b/frontend/portal/package.json
index acf54ff..f36cd7a 100644
--- a/frontend/portal/package.json
+++ b/frontend/portal/package.json
@@ -8,8 +8,10 @@
   },
   "scripts": {
     "dev": "ts-node --project tsconfig.server.json server/index.ts",
-    "dev:sm": "set SITE_ID=3&&npm run dev",
-    "dev:lg": "set SITE_ID=2&&npm run dev",
+    "dev:sm": "SITE_ID=3 npm run dev",
+    "dev:lg": "SITE_ID=2 npm run dev",
+    "dev:smWin": "set SITE_ID=3&&npm run dev",
+    "dev:lgWin": "set SITE_ID=2&&npm run dev",
     "build:server": "tsc --project tsconfig.server.json",
     "build:next": "next build",
     "prebuild": "rimraf ./build",