diff --git a/src/main/java/com/hansung/leafly/domain/book/service/BookServiceImpl.java b/src/main/java/com/hansung/leafly/domain/book/service/BookServiceImpl.java
index 629a0e0..adb39d8 100644
--- a/src/main/java/com/hansung/leafly/domain/book/service/BookServiceImpl.java
+++ b/src/main/java/com/hansung/leafly/domain/book/service/BookServiceImpl.java
@@ -58,10 +58,10 @@ public List<SearchRes> search(String keyword, BookFilterReq req,  Member member)
         List<BookGenre> filters = req.getGenres();
 
         return response.item().stream()
-                .filter(item -> matchesGenre(item, filters))
+                .filter(item -> item.isbn13() != null && !item.isbn13().isBlank()) // ISBN 없는 책 제외
                 .map(item -> SearchRes.from(
                         item,
-                        bookmarkedSet.contains(Long.parseLong(item.isbn13()))       // 북마크 여부 체크
+                        bookmarkedSet.contains(Long.parseLong(item.isbn13()))
                 ))
                 .toList();
     }
diff --git a/src/main/java/com/hansung/leafly/domain/bookreview/entity/BookReview.java b/src/main/java/com/hansung/leafly/domain/bookreview/entity/BookReview.java
index b87be40..a05f47f 100644
--- a/src/main/java/com/hansung/leafly/domain/bookreview/entity/BookReview.java
+++ b/src/main/java/com/hansung/leafly/domain/bookreview/entity/BookReview.java
@@ -1,6 +1,7 @@
 package com.hansung.leafly.domain.bookreview.entity;
 
 import com.hansung.leafly.domain.bookreview.web.dto.ReviewReq;
+import com.hansung.leafly.domain.bookreview.web.dto.ReviewUpdateReq;
 import com.hansung.leafly.domain.member.entity.Member;
 import com.hansung.leafly.global.entity.BaseEntity;
 import jakarta.persistence.*;
@@ -61,4 +62,18 @@ public static BookReview toEntity(Member member, ReviewReq req) {
                 .build();
     }
 
+    public void update(ReviewUpdateReq req) {
+        if (req.getTitle() != null) this.title = req.getTitle();
+        if (req.getAuthor() != null) this.author = req.getAuthor();
+        if (req.getThumbnail() != null) this.thumbnail = req.getThumbnail();
+        if (req.getRating() != null) this.rating = req.getRating();
+        if (req.getReviewTitle() != null) this.reviewTitle = req.getReviewTitle();
+        if (req.getContent() != null) this.content = req.getContent();
+    }
+
+    public void replaceImages(List<ReviewImage> newImages) {
+        this.images.clear();
+        this.images.addAll(newImages);
+    }
+
 }
diff --git a/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewService.java b/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewService.java
index b20017e..7818a68 100644
--- a/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewService.java
+++ b/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewService.java
@@ -3,6 +3,7 @@
 import com.hansung.leafly.domain.bookreview.web.dto.ReviewDetailsRes;
 import com.hansung.leafly.domain.bookreview.web.dto.ReviewListRes;
 import com.hansung.leafly.domain.bookreview.web.dto.ReviewReq;
+import com.hansung.leafly.domain.bookreview.web.dto.ReviewUpdateReq;
 import com.hansung.leafly.domain.member.entity.Member;
 
 public interface BookReviewService {
@@ -13,4 +14,6 @@ public interface BookReviewService {
     ReviewListRes getList(Member member);
 
     ReviewDetailsRes getDetails(Long reviewId,Member member);
+
+    void update(Member member, Long reviewId, ReviewUpdateReq req);
 }
diff --git a/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewServiceImpl.java b/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewServiceImpl.java
index a69eac1..32d0ddc 100644
--- a/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewServiceImpl.java
+++ b/src/main/java/com/hansung/leafly/domain/bookreview/service/BookReviewServiceImpl.java
@@ -8,10 +8,7 @@
 import com.hansung.leafly.domain.bookreview.repository.BookReviewRepository;
 import com.hansung.leafly.domain.bookreview.repository.BookTagRepository;
 import com.hansung.leafly.domain.bookreview.repository.ReviewImageRepository;
-import com.hansung.leafly.domain.bookreview.web.dto.ReviewDetailsRes;
-import com.hansung.leafly.domain.bookreview.web.dto.ReviewListRes;
-import com.hansung.leafly.domain.bookreview.web.dto.ReviewReq;
-import com.hansung.leafly.domain.bookreview.web.dto.ReviewRes;
+import com.hansung.leafly.domain.bookreview.web.dto.*;
 import com.hansung.leafly.domain.member.entity.Member;
 import com.hansung.leafly.infra.s3.S3Service;
 import com.hansung.leafly.infra.s3.exception.S3RequestFailedException;
@@ -82,6 +79,27 @@ public ReviewDetailsRes getDetails(Long reviewId, Member member) {
         return ReviewDetailsRes.from(review);
     }
 
+    @Override
+    @Transactional
+    public void update(Member member, Long reviewId, ReviewUpdateReq req) {
+        BookReview review = bookReviewRepository.findById(reviewId)
+                .orElseThrow(BookReviewNotFoundException::new);
+
+        if (!review.getMember().getId().equals(member.getId())) {
+            throw new BookReviewAccessDeniedException();
+        }
+        review.update(req);
+
+        // 이미지 수정이 요청된 경우에만 처리
+        if (req.getImages() != null && !req.getImages().isEmpty()) {
+            List<ReviewImage> newImages = processImages(req.getImages(), review);
+            //기존 이미지 제거 & 새로 교체
+            review.replaceImages(newImages);
+        }
+
+        bookReviewRepository.save(review);
+    }
+
     // 카테고리 태그화
     private List<BookTag> processTags(String rawTags, BookReview review) {
         if (rawTags == null || rawTags.isEmpty()) {
diff --git a/src/main/java/com/hansung/leafly/domain/bookreview/web/controller/BookReviewController.java b/src/main/java/com/hansung/leafly/domain/bookreview/web/controller/BookReviewController.java
index 983ed08..07c6dbf 100644
--- a/src/main/java/com/hansung/leafly/domain/bookreview/web/controller/BookReviewController.java
+++ b/src/main/java/com/hansung/leafly/domain/bookreview/web/controller/BookReviewController.java
@@ -5,6 +5,7 @@
 import com.hansung.leafly.domain.bookreview.web.dto.ReviewDetailsRes;
 import com.hansung.leafly.domain.bookreview.web.dto.ReviewListRes;
 import com.hansung.leafly.domain.bookreview.web.dto.ReviewReq;
+import com.hansung.leafly.domain.bookreview.web.dto.ReviewUpdateReq;
 import com.hansung.leafly.global.auth.security.CustomMemberDetails;
 import com.hansung.leafly.global.response.SuccessResponse;
 import jakarta.validation.Valid;
@@ -58,4 +59,15 @@ public ResponseEntity<SuccessResponse<ReviewDetailsRes>> getDetails(
         ReviewDetailsRes res = bookReviewService.getDetails(reviewId,memberDetails.getMember());
         return ResponseEntity.status(HttpStatus.OK).body(SuccessResponse.from(res));
     }
+
+    //독후감 수정
+    @PatchMapping("/{reviewId}")
+    public ResponseEntity<SuccessResponse<?>> update(
+          @AuthenticationPrincipal CustomMemberDetails memberDetails,
+          @PathVariable Long reviewId,
+          @ModelAttribute @Valid ReviewUpdateReq req
+    ){
+        bookReviewService.update(memberDetails.getMember(), reviewId, req);
+        return ResponseEntity.status(HttpStatus.OK).body(SuccessResponse.from(null));
+    }
 }
diff --git a/src/main/java/com/hansung/leafly/domain/bookreview/web/dto/ReviewUpdateReq.java b/src/main/java/com/hansung/leafly/domain/bookreview/web/dto/ReviewUpdateReq.java
new file mode 100644
index 0000000..173a9c2
--- /dev/null
+++ b/src/main/java/com/hansung/leafly/domain/bookreview/web/dto/ReviewUpdateReq.java
@@ -0,0 +1,30 @@
+package com.hansung.leafly.domain.bookreview.web.dto;
+
+import jakarta.validation.constraints.Size;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.util.List;
+
+@Getter
+@Setter
+@NoArgsConstructor
+public class ReviewUpdateReq {
+
+    private String title;
+    private String author;
+    private String thumbnail;
+    private Integer rating;
+    private String category;
+
+    @Size(max = 20)
+    private String reviewTitle;
+
+    @Size(min = 10)
+    private String content;
+
+    @Size(max = 3)
+    private List<MultipartFile> images;
+}