diff --git a/src/main/java/org/fontory/fontorybe/file/adapter/inbound/S3UploadController.java b/src/main/java/org/fontory/fontorybe/file/adapter/inbound/S3UploadController.java
index 77c8c9c..5eec382 100644
--- a/src/main/java/org/fontory/fontorybe/file/adapter/inbound/S3UploadController.java
+++ b/src/main/java/org/fontory/fontorybe/file/adapter/inbound/S3UploadController.java
@@ -1,5 +1,10 @@
 package org.fontory.fontorybe.file.adapter.inbound;
 
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.servlet.http.HttpServletRequest;
 import org.fontory.fontorybe.authentication.adapter.inbound.Login;
 import org.fontory.fontorybe.authentication.adapter.inbound.OAuth2;
@@ -9,6 +14,7 @@
 import org.fontory.fontorybe.file.domain.FileCreate;
 import org.fontory.fontorybe.file.domain.FileDetails;
 import org.fontory.fontorybe.provide.domain.Provide;
+import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.PutMapping;
@@ -20,6 +26,8 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
+import java.util.List;
+
 import static org.fontory.fontorybe.file.validator.MultipartFileValidator.*;
 
 @Slf4j
@@ -43,18 +51,30 @@ private void logFileDetails(MultipartFile file, String context) {
                 file.getContentType());
     }
 
-    @PostMapping("/profile-image")
+
+    @Operation(summary = "프로필 이미지 업로드")
+    @PostMapping(value = "/profile-image", consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
     public ResponseEntity<?> uploadMemberProfileImage(
             @OAuth2 Provide provide,
-            HttpServletRequest request
-//            @RequestPart MultipartFile file
+            @Parameter(
+                    description = "업로드할 파일. 정확히 1개의 파일만 제공되어야 합니다.",
+                    required = true,
+                    content = @Content(
+                            mediaType = MediaType.MULTIPART_FORM_DATA_VALUE,
+                            array = @ArraySchema(
+                                    schema = @Schema(type = "string", format = "binary"),
+                                    maxItems = 1
+                            )
+                    )
+            )
+            @RequestPart("file") List<MultipartFile> files
     ) {
-        MultipartFile file = extractSingleMultipartFile(request);
+        MultipartFile file = extractSingleMultipartFile(files);
 
-        log.info("Request received: Upload new profile image for oauth provider: {}, provideId: {}", 
+        log.info("Request received: Upload new profile image for oauth provider: {}, provideId: {}",
                 provide.getProvider(), provide.getId());
         logFileDetails(file, "New profile image upload");
-        
+
         FileCreate fileCreate = fileRequestMapper.toProfileImageFileCreate(file, provide);
         FileDetails fileDetails = fileService.uploadProfileImage(fileCreate);
         
@@ -65,14 +85,25 @@ public ResponseEntity<?> uploadMemberProfileImage(
                 .body(FileUploadResponse.from(fileDetails));
     }
 
-    @PutMapping("/profile-image")
+    @Operation(summary = "프로필 이미지 업데이트")
+    @PutMapping(value = "/profile-image", consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
     public ResponseEntity<?> uploadMemberProfileImage(
             @Login UserPrincipal userPrincipal,
-            HttpServletRequest request
-//            @RequestPart MultipartFile file
+            @Parameter(
+                    description = "업로드할 파일. 정확히 1개의 파일만 제공되어야 합니다.",
+                    required = true,
+                    content = @Content(
+                            mediaType = MediaType.MULTIPART_FORM_DATA_VALUE,
+                            array = @ArraySchema(
+                                    schema = @Schema(type = "string", format = "binary"),
+                                    maxItems = 1
+                            )
+                    )
+            )
+            @RequestPart("file") List<MultipartFile> files
     ) {
         Long memberId = userPrincipal.getId();
-        MultipartFile file = extractSingleMultipartFile(request);
+        MultipartFile file = extractSingleMultipartFile(files);
 
         log.info("Request received: Update profile image for member ID: {}", memberId);
         logFileDetails(file, "Profile image update");
diff --git a/src/main/java/org/fontory/fontorybe/file/validator/MultipartFileValidator.java b/src/main/java/org/fontory/fontorybe/file/validator/MultipartFileValidator.java
index c103406..8955992 100644
--- a/src/main/java/org/fontory/fontorybe/file/validator/MultipartFileValidator.java
+++ b/src/main/java/org/fontory/fontorybe/file/validator/MultipartFileValidator.java
@@ -1,35 +1,33 @@
 package org.fontory.fontorybe.file.validator;
 
-import jakarta.servlet.http.HttpServletRequest;
 import lombok.AccessLevel;
 import lombok.NoArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.fontory.fontorybe.file.domain.exception.SingleFileRequiredException;
-import org.fontory.fontorybe.file.domain.exception.InvalidMultipartRequestException;
 import org.springframework.web.multipart.MultipartFile;
-import org.springframework.web.multipart.MultipartHttpServletRequest;
 
 import java.util.List;
 
 @Slf4j
 @NoArgsConstructor(access = AccessLevel.PRIVATE)
 public class MultipartFileValidator {
-    public static MultipartFile extractSingleMultipartFile(HttpServletRequest request) {
-        if (!(request instanceof MultipartHttpServletRequest multipartRequest)) {
-            log.error("Invalid request: Not a multipart request.");
-            throw new InvalidMultipartRequestException();
+    public static MultipartFile extractSingleMultipartFile(List<MultipartFile> files) {
+        if (files == null || files.isEmpty()) {
+            log.error("No file uploaded. Exactly one file must be provided.");
+            throw new SingleFileRequiredException();
         }
-
-        log.debug("Multipart request received.");
-        List<MultipartFile> files = multipartRequest.getFiles("file");
-        log.info("Number of files received: {}", files.size());
-
         if (files.size() != 1) {
             log.error("Invalid file count: {}. Exactly one file must be uploaded.", files.size());
             throw new SingleFileRequiredException();
         }
 
         MultipartFile file = files.get(0);
+
+        if (file.isEmpty()) {
+            log.error("Uploaded file is empty.");
+            throw new SingleFileRequiredException();
+        }
+
         log.info("Single file extracted successfully: filename={}, size={} bytes",
                 file.getOriginalFilename(), file.getSize());
         return file;