diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 8e9247c..d86b61c 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -192,7 +192,7 @@ jobs:
             # - [중요] -Dspring.profiles.active=dev 옵션 추가 (dev 설정 파일 적용)
           
             # (2) 새 버전 실행
-            nohup java -jar -Dspring.profiles.active=dev /home/$EC2_USERNAME/egobookServer.jar > app.log 2>&1 &
+            nohup java -Duser.timezone=Asia/Seoul -jar -Dspring.profiles.active=dev /home/$EC2_USERNAME/egobookServer.jar > app.log 2>&1 &
             # - nohup ... &: [필수] SSH 접속이 끊겨도 서버가 계속 돌아가게 합니다. (백그라운드 실행)
             # - -Dspring.profiles.active=dev: 아까 질문하셨던 application-dev.yml 설정을 적용해서 켭니다.
             # - > app.log 2>&1:
diff --git a/src/main/resources/application-dev.yml b/src/main/resources/application-dev.yml
index 15499d8..3bc31d7 100644
--- a/src/main/resources/application-dev.yml
+++ b/src/main/resources/application-dev.yml
@@ -3,7 +3,7 @@ spring:
     activate:
       on-profile: dev
   datasource:
-    url: ${DB_URL}      # 환경변수에서 가져옴
+    url: ${DB_URL}?useSSL=false\&useUnicode=true\&serverTimezone=Asia/Seoul\&characterEncoding=UTF-8      # 환경변수에서 가져옴
     username: ${DB_USER}
     password: ${DB_PW}
   jpa: