diff --git a/hexagonal/pom.xml b/hexagonal/pom.xml
index a3d94abc2..42c2026fb 100644
--- a/hexagonal/pom.xml
+++ b/hexagonal/pom.xml
@@ -46,7 +46,7 @@
     <dependency>
       <groupId>de.flapdoodle.embed</groupId>
       <artifactId>de.flapdoodle.embed.mongo</artifactId>
-      <version>3.0.0</version>
+      <version>4.12.6</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -77,4 +77,4 @@
       </plugin>
     </plugins>
   </build>
-</project>
+</project>
\ No newline at end of file
diff --git a/hexagonal/src/test/java/com/iluwatar/hexagonal/banking/MongoBankTest.java b/hexagonal/src/test/java/com/iluwatar/hexagonal/banking/MongoBankTest.java
index 532b909c5..7e5dc39bf 100644
--- a/hexagonal/src/test/java/com/iluwatar/hexagonal/banking/MongoBankTest.java
+++ b/hexagonal/src/test/java/com/iluwatar/hexagonal/banking/MongoBankTest.java
@@ -26,23 +26,19 @@ package com.iluwatar.hexagonal.banking;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
-import com.mongodb.MongoClientSettings;
-import com.mongodb.ServerAddress;
 import com.mongodb.client.MongoClient;
 import com.mongodb.client.MongoClients;
 import com.mongodb.client.MongoDatabase;
-import de.flapdoodle.embed.mongo.MongodExecutable;
-import de.flapdoodle.embed.mongo.MongodProcess;
-import de.flapdoodle.embed.mongo.MongodStarter;
-import de.flapdoodle.embed.mongo.config.MongodConfig;
+import de.flapdoodle.embed.mongo.commands.ServerAddress;
 import de.flapdoodle.embed.mongo.distribution.Version;
+import de.flapdoodle.embed.mongo.transitions.Mongod;
+import de.flapdoodle.embed.mongo.transitions.RunningMongodProcess;
+import de.flapdoodle.reverse.TransitionWalker;
 import org.junit.jupiter.api.AfterAll;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
-import java.util.List;
-
 /**
  * Tests for Mongo banking adapter
  */
@@ -50,40 +46,40 @@ class MongoBankTest {
 
   private static final String TEST_DB = "lotteryDBTest";
   private static final String TEST_ACCOUNTS_COLLECTION = "testAccounts";
-  private static final String TEST_HOST = "localhost";
-  private static final int TEST_PORT = 27017;
 
-  private static MongodExecutable mongodExe;
-  private static MongodProcess mongodProcess;
   private static MongoClient mongoClient;
   private static MongoDatabase mongoDatabase;
 
   private MongoBank mongoBank;
 
+  private static TransitionWalker.ReachedState<RunningMongodProcess> mongodProcess;
+
+  private static ServerAddress serverAddress;
+
+
+
   @BeforeAll
-  static void setUp() throws Exception {
-    MongodStarter starter = MongodStarter.getDefaultInstance();
-    MongodConfig mongodConfig = buildMongoConfig();
-
-    mongoClient = buildMongoClient();
-    mongodExe = starter.prepare(mongodConfig);
-    mongodProcess = mongodExe.start();
+  static void setUp() {
+    mongodProcess = Mongod.instance().start(Version.Main.V7_0);
+    serverAddress = mongodProcess.current().getServerAddress();
+    mongoClient = MongoClients.create("mongodb://" + serverAddress.toString());
+    mongoClient.startSession();
     mongoDatabase = mongoClient.getDatabase(TEST_DB);
   }
 
-  @BeforeEach
-  void init() {
-    System.setProperty("mongo-host", TEST_HOST);
-    System.setProperty("mongo-port", String.valueOf(TEST_PORT));
-    mongoDatabase.drop();
-    mongoBank = new MongoBank(mongoDatabase.getName(), TEST_ACCOUNTS_COLLECTION);
-  }
-
   @AfterAll
   static void tearDown() {
     mongoClient.close();
-    mongodProcess.stop();
-    mongodExe.stop();
+    mongodProcess.close();
+  }
+
+
+  @BeforeEach
+  void init() {
+    System.setProperty("mongo-host", serverAddress.getHost());
+    System.setProperty("mongo-port", String.valueOf(serverAddress.getPort()));
+    mongoDatabase.drop();
+    mongoBank = new MongoBank(mongoDatabase.getName(), TEST_ACCOUNTS_COLLECTION);
   }
 
   @Test
@@ -101,19 +97,4 @@ class MongoBankTest {
     assertEquals(1, mongoBank.getFunds("000-000"));
     assertEquals(9, mongoBank.getFunds("111-111"));
   }
-
-  private static MongodConfig buildMongoConfig() {
-    return MongodConfig.builder()
-            .version(Version.Main.PRODUCTION)
-            .net(new de.flapdoodle.embed.mongo.config.Net(TEST_HOST, TEST_PORT, true))
-            .build();
-  }
-
-  private static MongoClient buildMongoClient() {
-    return MongoClients.create(
-            MongoClientSettings.builder()
-                .applyToClusterSettings(builder -> builder.hosts(List.of(new ServerAddress(TEST_HOST, TEST_PORT))))
-                .build()
-    );
-  }
-}
+}
\ No newline at end of file