diff --git a/.mvn/lombok-config-copy.marker b/.mvn/lombok-config-copy.marker
new file mode 100644
index 0000000..e69de29
diff --git a/lombok.config b/lombok.config
new file mode 100644
index 0000000..4fa8250
--- /dev/null
+++ b/lombok.config
@@ -0,0 +1 @@
+import target/configs/powsybl-build-tools.jar!powsybl-build-tools/lombok.config
diff --git a/pom.xml b/pom.xml
index a78bf82..fd9c4a6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-parent-ws</artifactId>
-        <version>11</version>
+        <version>12</version>
     </parent>
 
     <artifactId>powsybl-network-conversion-server</artifactId>
@@ -25,7 +25,6 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
         <log4j2-mock-version>0.0.2</log4j2-mock-version>
-        <equalsverifier-version>3.7.1</equalsverifier-version>
         <powsybl-ws-dependencies.version>2.3.0</powsybl-ws-dependencies.version>
         <testcontainers.version>1.16.2</testcontainers.version>
         <!-- to remove when powsybl-ws-dependencies is released -->
@@ -81,11 +80,6 @@
                 <artifactId>log4j2-mock</artifactId>
                 <version>${log4j2-mock-version}</version>
             </dependency>
-            <dependency>
-                <groupId>nl.jqno.equalsverifier</groupId>
-                <artifactId>equalsverifier</artifactId>
-                <version>${equalsverifier-version}</version>
-            </dependency>
             <dependency>
                 <groupId>org.testcontainers</groupId>
                 <artifactId>elasticsearch</artifactId>
@@ -96,6 +90,13 @@
     </dependencyManagement>
 
     <dependencies>
+        <!-- Annotation processors dependencies -->
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <scope>provided</scope>
+        </dependency>
+
         <!-- Compilation dependencies -->
         <dependency>
             <groupId>com.google.guava</groupId>
@@ -234,11 +235,6 @@
             <artifactId>log4j2-mock</artifactId>
             <scope>test</scope>
         </dependency>
-        <dependency>
-            <groupId>nl.jqno.equalsverifier</groupId>
-            <artifactId>equalsverifier</artifactId>
-            <scope>test</scope>
-        </dependency>
         <dependency>
             <groupId>org.springframework.cloud</groupId>
             <artifactId>spring-cloud-stream</artifactId>
diff --git a/src/test/java/com/powsybl/network/conversion/server/EquipmentInfosServiceTests.java b/src/test/java/com/powsybl/network/conversion/server/EquipmentInfosServiceTests.java
index 3984a28..07fd12b 100644
--- a/src/test/java/com/powsybl/network/conversion/server/EquipmentInfosServiceTests.java
+++ b/src/test/java/com/powsybl/network/conversion/server/EquipmentInfosServiceTests.java
@@ -19,7 +19,6 @@
 import com.powsybl.network.conversion.server.elasticsearch.EquipmentInfosService;
 import com.powsybl.network.store.iidm.impl.NetworkFactoryImpl;
 import com.powsybl.network.store.iidm.impl.NetworkImpl;
-import nl.jqno.equalsverifier.EqualsVerifier;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -54,9 +53,6 @@ public void setup() {
 
     @Test
     public void testAddDeleteEquipmentInfos() {
-        EqualsVerifier.simple().forClass(EquipmentInfos.class).verify();
-        EqualsVerifier.simple().forClass(VoltageLevelInfos.class).verify();
-
         List<EquipmentInfos> infos = List.of(
             EquipmentInfos.builder().networkUuid(NETWORK_UUID).id("id1").name("name1").type(IdentifiableType.LOAD.name()).voltageLevels(Set.of(VoltageLevelInfos.builder().id("vl1").name("vl1").build())).build(),
             EquipmentInfos.builder().networkUuid(NETWORK_UUID).id("id2").name("name2").type(IdentifiableType.LOAD.name()).voltageLevels(Set.of(VoltageLevelInfos.builder().id("vl2").name("vl2").build())).build()