diff --git a/.docker/docker-compose.yml b/.docker/docker-compose.yml
index 1b4b8f5..7b91eb4 100644
--- a/.docker/docker-compose.yml
+++ b/.docker/docker-compose.yml
@@ -31,7 +31,7 @@ services:
       APPLE_TEAM_ID: ${APPLE_TEAM_ID}
       APPLE_KEY_ID: ${APPLE_KEY_ID}
       APPLE_CLIENT_ID: ${APPLE_CLIENT_ID}
-
+      KAKAO_ADMIN_KEY: ${KAKAO_ADMIN_KEY}
   redis:
     container_name: moneymong-redis
     image: redis
diff --git a/src/main/java/com/moneymong/domain/user/service/UserService.java b/src/main/java/com/moneymong/domain/user/service/UserService.java
index 221018a..959a8ba 100644
--- a/src/main/java/com/moneymong/domain/user/service/UserService.java
+++ b/src/main/java/com/moneymong/domain/user/service/UserService.java
@@ -49,7 +49,7 @@ public User save(User unsavedUser) {
 	public User registerUser(OAuthUserInfo oauthUserInfo) {
 		User newUser = User.of(
 				oauthUserInfo.getEmail(),
-				oauthUserInfo.getNickname() == null ? "tester" : oauthUserInfo.getNickname(),
+				oauthUserInfo.getNickname() == null ? "유저" : oauthUserInfo.getNickname(),
 				oauthUserInfo.getProvider(),
 				oauthUserInfo.getOauthId()
 		);