diff --git a/src/main/java/com/moing/backend/domain/mission/application/service/MissionCreateUseCase.java b/src/main/java/com/moing/backend/domain/mission/application/service/MissionCreateUseCase.java
index 41b71a33..6186c3a5 100644
--- a/src/main/java/com/moing/backend/domain/mission/application/service/MissionCreateUseCase.java
+++ b/src/main/java/com/moing/backend/domain/mission/application/service/MissionCreateUseCase.java
@@ -68,4 +68,13 @@ public MissionRecommendRes getCategoryByTeam(Long teamId) {
                 .build();
     }
 
+
+    public Boolean getIsLeader(String socialId, Long teamId) {
+        Member member = memberGetService.getMemberBySocialId(socialId);
+        Team team = teamGetService.getTeamByTeamId(teamId);
+
+        return member.getMemberId().equals(team.getLeaderId());
+
+    }
+
 }
diff --git a/src/main/java/com/moing/backend/domain/mission/presentation/MissionController.java b/src/main/java/com/moing/backend/domain/mission/presentation/MissionController.java
index b3d89e57..95d853cf 100644
--- a/src/main/java/com/moing/backend/domain/mission/presentation/MissionController.java
+++ b/src/main/java/com/moing/backend/domain/mission/presentation/MissionController.java
@@ -92,8 +92,16 @@ public ResponseEntity<SuccessResponse<Long>> deleteMission(@AuthenticationPrinci
     public ResponseEntity<SuccessResponse<String>> recommendMission(@AuthenticationPrincipal User user,@PathVariable Long teamId) {
         return ResponseEntity.ok(SuccessResponse.create(RECOMMEND_MISSION_SUCCESS.getMessage(), this.missionReadUseCase.getTeamCategory(teamId)));
     }
+    /**
+     * 미션 추천
+     * [GET] {teamId}/missions/isLeader
+     * 작성자 : 정승연
+     */
 
-
+    @GetMapping("/isLeader")
+    public ResponseEntity<SuccessResponse<Boolean>> isLeader(@AuthenticationPrincipal User user,@PathVariable Long teamId) {
+        return ResponseEntity.ok(SuccessResponse.create(RECOMMEND_MISSION_SUCCESS.getMessage(), this.missionCreateUseCase.getIsLeader(user.getSocialId(),teamId)));
+    }
 
 
 
diff --git a/src/main/java/com/moing/backend/domain/missionArchive/application/dto/req/MissionArchiveReq.java b/src/main/java/com/moing/backend/domain/missionArchive/application/dto/req/MissionArchiveReq.java
index 6bc71af4..a973aa29 100644
--- a/src/main/java/com/moing/backend/domain/missionArchive/application/dto/req/MissionArchiveReq.java
+++ b/src/main/java/com/moing/backend/domain/missionArchive/application/dto/req/MissionArchiveReq.java
@@ -10,7 +10,7 @@
 public class MissionArchiveReq {
 
     private String status;
-    @Size(min = 1, max = 4000)
+    @Size(min = 1, max = 1000)
     private String archive; //사진일 경우 파일명, 이외에는 text,link
 
     @Builder
diff --git a/src/main/java/com/moing/backend/domain/missionArchive/domain/entity/MissionArchive.java b/src/main/java/com/moing/backend/domain/missionArchive/domain/entity/MissionArchive.java
index 670adbec..493c1448 100644
--- a/src/main/java/com/moing/backend/domain/missionArchive/domain/entity/MissionArchive.java
+++ b/src/main/java/com/moing/backend/domain/missionArchive/domain/entity/MissionArchive.java
@@ -39,7 +39,7 @@ public class MissionArchive extends BaseTimeEntity { // 1회 미션을 저장 
     @Enumerated(value = EnumType.STRING)
     private MissionArchiveStatus status;
 
-    @Column(nullable = false, length = 4000)
+    @Column(nullable = false, columnDefinition="TEXT", length = 4000)
     private String archive; //링크, 글, 사진 뭐든 가능
 
     private Long count; // 횟수