diff --git a/Dockerfile b/Dockerfile
index f6c931d..4caea40 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,17 @@
 FROM openjdk:17
+
+# locales 패키지 설치 및 한국어 로케일 생성
+RUN yum update && yum install locales
+RUN apt-get install -y \
+    language-pack-ko && \
+    dpkg-reconfigure locales && \
+    locale-gen ko_KR.UTF-8 && \
+    /usr/sbin/update-locale LANG=ko_KR.UTF-8
+
+ENV LANG=ko_KR.UTF-8 \
+    LANGUAGE=ko_KR.UTF-8 \
+    LC_ALL=ko_KR.UTF-8 \
+    PYTHONIOENCODING=utf-8
+
 COPY build/libs/backend-0.0.1-SNAPSHOT.jar app.jar
 CMD ["java", "-jar", "app.jar"]
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