diff --git a/pom.xml b/pom.xml
index 518022e..44be38c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -56,11 +56,6 @@
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
         </dependency>
-        <dependency>
-            <groupId>org.liquibase</groupId>
-            <artifactId>liquibase-core</artifactId>
-            <version>${liquibase.version}</version>
-        </dependency>
     </dependencies>
 
     <build>
diff --git a/src/main/java/org/bookstore/mapper/BookMapper.java b/src/main/java/org/bookstore/mapper/BookMapper.java
index 5b89309..1dfa9e1 100644
--- a/src/main/java/org/bookstore/mapper/BookMapper.java
+++ b/src/main/java/org/bookstore/mapper/BookMapper.java
@@ -18,5 +18,5 @@ public interface BookMapper {
 
     Book toBook(CreateBookRequestDto bookRequestDto);
 
-    void updateBookFromDto(CreateBookRequestDto book, @MappingTarget Book entity);
+    void updateBook(CreateBookRequestDto book, @MappingTarget Book entity);
 }
diff --git a/src/main/java/org/bookstore/repository/BookRepository.java b/src/main/java/org/bookstore/repository/BookRepository.java
index bece062..7781513 100644
--- a/src/main/java/org/bookstore/repository/BookRepository.java
+++ b/src/main/java/org/bookstore/repository/BookRepository.java
@@ -2,7 +2,9 @@
 
 import org.bookstore.model.Book;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
 
+@Repository
 public interface BookRepository extends JpaRepository<Book, Long> {
 
 }
diff --git a/src/main/java/org/bookstore/service/impl/BookServiceImpl.java b/src/main/java/org/bookstore/service/impl/BookServiceImpl.java
index 5c77c64..353e383 100644
--- a/src/main/java/org/bookstore/service/impl/BookServiceImpl.java
+++ b/src/main/java/org/bookstore/service/impl/BookServiceImpl.java
@@ -42,7 +42,7 @@ public BookDto findById(Long id) {
     public BookDto updateBookById(Long id, CreateBookRequestDto book) {
         Book bookFromDb = bookRepository.findById(id)
                 .orElseThrow(() -> new EntityNotFoundException("Can't update book with id " + id));
-        bookMapper.updateBookFromDto(book, bookFromDb);
+        bookMapper.updateBook(book, bookFromDb);
         return bookMapper.toDto(bookRepository.save(bookFromDb));
     }