diff --git a/README.md b/README.md
index 9550ae8..1d3a95d 100644
--- a/README.md
+++ b/README.md
@@ -291,3 +291,4 @@ db.createUser({ user: "<아이디>", pwd: "<비번>", roles: ["readWrite", "dbAd
 
 db.auth("<아이디>","<비번>")
 ```
+
diff --git a/src/config/config.module.ts b/src/config/config.module.ts
index 7356c14..c8bc35a 100644
--- a/src/config/config.module.ts
+++ b/src/config/config.module.ts
@@ -5,7 +5,7 @@ import { ConfigService } from "./config.service";
   providers: [
     {
       provide: ConfigService,
-      useValue: new ConfigService(".env"),
+      useValue: new ConfigService(".env.dev"),
     },
   ],
   exports: [ConfigService],
diff --git a/src/main.ts b/src/main.ts
index 9ea4741..770cba2 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -7,7 +7,7 @@ async function bootstrap() {
     logger: ["error", "warn"],
   });
 
-  const configService = new ConfigService(".env");
+  const configService = new ConfigService(".env.dev");
 
   app.enableCors();
   // app.setGlobalPrefix(configService.get("NODE_ENV"));