diff --git a/src/main/java/leets/leenk/domain/user/application/dto/response/NotificationSettingResponse.java b/src/main/java/leets/leenk/domain/user/application/dto/response/NotificationSettingResponse.java
index 51da5118..a77dd30d 100644
--- a/src/main/java/leets/leenk/domain/user/application/dto/response/NotificationSettingResponse.java
+++ b/src/main/java/leets/leenk/domain/user/application/dto/response/NotificationSettingResponse.java
@@ -17,6 +17,9 @@ public record NotificationSettingResponse(
         boolean isNewFeedNotify,
 
         @Schema(description = "공감 알림", example = "true")
-        boolean isNewReactionNotify
+        boolean isNewReactionNotify,
+
+        @Schema(description = "생일 알림", example = "true")
+        boolean isBirthdayNotify
 ) {
 }
diff --git a/src/main/java/leets/leenk/domain/user/application/mapper/UserSettingMapper.java b/src/main/java/leets/leenk/domain/user/application/mapper/UserSettingMapper.java
index 1e34877d..0a116440 100644
--- a/src/main/java/leets/leenk/domain/user/application/mapper/UserSettingMapper.java
+++ b/src/main/java/leets/leenk/domain/user/application/mapper/UserSettingMapper.java
@@ -24,6 +24,7 @@ public NotificationSettingResponse toNotificationSettingResponse(UserSetting use
                 .isLeenkStatusNotify(userSetting.isLeenkStatusNotify())
                 .isNewFeedNotify(userSetting.isNewFeedNotify())
                 .isNewReactionNotify(userSetting.isNewReactionNotify())
+                .isBirthdayNotify(userSetting.isBirthdayNotify())
                 .build();
     }
 }