diff --git a/build.gradle b/build.gradle
index 6833345..3e90001 100644
--- a/build.gradle
+++ b/build.gradle
@@ -13,6 +13,8 @@ repositories {
 }
 
 dependencies {
+	// https://mvnrepository.com/artifact/commons-io/commons-io
+	implementation group: 'commons-io', name: 'commons-io', version: '2.6'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'com.h2database:h2:2.1.210'
diff --git a/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Category.java b/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Category.java
index 1ce20ed..ec7a0ef 100644
--- a/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Category.java
+++ b/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Category.java
@@ -10,9 +10,6 @@ public class Category {
     @GeneratedValue(strategy = GenerationType.AUTO)
     private Long id;
 
-    @OneToMany(mappedBy = "category")
-    private List<Product> productList;
-
     @Column
     private String name;
 
diff --git a/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Manufacturer.java b/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Manufacturer.java
index 55ca96a..b9fb540 100644
--- a/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Manufacturer.java
+++ b/src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Manufacturer.java
@@ -10,7 +10,8 @@ public class Manufacturer {
     @GeneratedValue(strategy = GenerationType.AUTO)
     private Long id;
 
-    @ManyToMany(mappedBy = "manufacturerList")
+    @ManyToMany(fetch = FetchType.EAGER,
+            mappedBy = "manufacturerList")
     private List<Product> productList;
 
     @Column