diff --git a/src/main/java/com/example/fiurinee/domain/inputMessage/controller/ModelController.java b/src/main/java/com/example/fiurinee/domain/inputMessage/controller/ModelController.java
index 522307b..841003d 100644
--- a/src/main/java/com/example/fiurinee/domain/inputMessage/controller/ModelController.java
+++ b/src/main/java/com/example/fiurinee/domain/inputMessage/controller/ModelController.java
@@ -68,7 +68,9 @@ public ResponseEntity<List<ResponseMentDto>> inputMent(@PathVariable("id") Long
     }
 
     @PostMapping("/ment")
-    public ResponseEntity<List<ResponseMentDto>> inputMentNotMember(@RequestBody String ment){
+    public ResponseEntity<List<ResponseMentDto>> inputMentNotMember(@RequestBody RequestMentDto mentDto){
+
+        String ment = mentDto.ment();
         String url = "http://3.106.186.161/api/recommend";
 
         int value = LocalDateTime.now().getMonth().getValue();
@@ -97,7 +99,9 @@ public ResponseEntity<List<ResponseMentDto>> inputMentNotMember(@RequestBody Str
     @PostMapping("/{memberId}/{flowerId}")
     public ResponseEntity<ResponseHarmonyWitnMentDto> selectFlower(@PathVariable ("memberId") Long memberId,
                                                    @PathVariable ("flowerId") Long flowerId,
-                                                   @RequestBody String ment){
+                                                   @RequestBody RequestMentDto mentDto){
+
+        String ment = mentDto.ment();
 
         inputMessageService.saveInputMessage(memberId,ment);
 
@@ -143,7 +147,9 @@ public ResponseEntity<ResponseHarmonyWitnMentDto> selectFlower(@PathVariable ("m
 
     @PostMapping("/{flowerId}/non")
     public ResponseEntity<ResponseHarmonyWitnMentDto> selectFlowerNonMember(@PathVariable ("flowerId") Long flowerId,
-                                                                            @RequestBody String ment){
+                                                                            @RequestBody RequestMentDto mentDto){
+        String ment = mentDto.ment();
+
         String url = "http://3.106.186.161/api/flower_color";
         Flower flower = flowerService.findById(flowerId);
 
diff --git a/src/main/java/com/example/fiurinee/domain/inputMessage/controller/api/ModelApi.java b/src/main/java/com/example/fiurinee/domain/inputMessage/controller/api/ModelApi.java
index 5e6ba7f..d5ddc7e 100644
--- a/src/main/java/com/example/fiurinee/domain/inputMessage/controller/api/ModelApi.java
+++ b/src/main/java/com/example/fiurinee/domain/inputMessage/controller/api/ModelApi.java
@@ -45,7 +45,7 @@ public ResponseEntity<List<ResponseMentDto>> inputMent(@Parameter(description =
     )
     @ApiResponse(responseCode = "200", description = "꽃 추천 성공")
     @PostMapping("/ment")
-    public ResponseEntity<List<ResponseMentDto>> inputMentNotMember(@Parameter(description = "입력한 멘트") @RequestBody String ment);
+    public ResponseEntity<List<ResponseMentDto>> inputMentNotMember(@Parameter(description = "입력한 멘트") @RequestBody RequestMentDto mentDto);
 
     @Operation(
             summary = "사용자가 꽃을 선택했을 시 호출",
@@ -63,7 +63,7 @@ public ResponseEntity<List<ResponseMentDto>> inputMent(@Parameter(description =
     @PostMapping("/{memberId}/{flowerId}")
     public ResponseEntity<ResponseHarmonyWitnMentDto> selectFlower(@Parameter(description = "회원의 아이디") @PathVariable ("memberId") Long memberId,
                                                                    @Parameter(description = "선택한 꽃의 아이디") @PathVariable ("flowerId") Long flowerId,
-                                                                   @Parameter(description = "입력했던 멘트") @RequestBody String ment);
+                                                                   @Parameter(description = "입력했던 멘트") @RequestBody RequestMentDto mentDto);
     @Operation(
             summary = "비회원 사용자가 꽃을 선택했을 시 호출",
             description = "꽃을 선택했을 시 선택한 꽃의 id 그리고 이전에 입력했던 사용자의 멘트를 보내주세요",
@@ -72,6 +72,6 @@ public ResponseEntity<ResponseHarmonyWitnMentDto> selectFlower(@Parameter(descri
     @ApiResponse(responseCode = "200", description = "멘트 추천 및 어울리는 꽃 추천 성공")
     @PostMapping("/{flowerId}/non")
     public ResponseEntity<ResponseHarmonyWitnMentDto> selectFlowerNonMember(@Parameter(description = "꽃의 아이디") @PathVariable ("flowerId") Long flowerId,
-                                                                            @Parameter(description = "회원이 입력 했던 멘트") @RequestBody String ment);
+                                                                            @Parameter(description = "회원이 입력 했던 멘트") @RequestBody RequestMentDto mentDto);
 }