diff --git a/server/src/main/java/server/haengdong/application/MemberActionService.java b/server/src/main/java/server/haengdong/application/MemberActionService.java
index 3fef4deb4..79318fa98 100644
--- a/server/src/main/java/server/haengdong/application/MemberActionService.java
+++ b/server/src/main/java/server/haengdong/application/MemberActionService.java
@@ -59,6 +59,7 @@ private Event findEvent(String token) {
                 .orElseThrow(() -> new HaengdongException(HaengdongErrorCode.EVENT_NOT_FOUND));
     }
 
+    @Transactional
     public void deleteMember(String token, String memberName) {
         Event event = eventRepository.findByToken(token)
                 .orElseThrow(() -> new HaengdongException(HaengdongErrorCode.EVENT_NOT_FOUND));
diff --git a/server/src/main/resources/application.yml b/server/src/main/resources/application.yml
index bd8fd28af..175faf021 100644
--- a/server/src/main/resources/application.yml
+++ b/server/src/main/resources/application.yml
@@ -47,6 +47,13 @@ logging:
     org.springframework.web: debug
     server.haengdong: debug
 
+server:
+  servlet:
+    encoding:
+      charset: UTF-8
+      enabled: true
+      force: true
+
 ---
 
 spring: