diff --git a/obp-api/src/test/scala/code/api/v6_0_0/BankTests.scala b/obp-api/src/test/scala/code/api/v6_0_0/BankTests.scala
index 2c9d67f66..61ad0e82f 100644
--- a/obp-api/src/test/scala/code/api/v6_0_0/BankTests.scala
+++ b/obp-api/src/test/scala/code/api/v6_0_0/BankTests.scala
@@ -15,11 +15,11 @@ import org.scalatest.Tag
 
 class BankTests extends V600ServerSetup with DefaultUsers {
 
-  override def beforeAll() {
+  override def beforeAll(): Unit = {
     super.beforeAll()
   }
 
-  override def afterAll() {
+  override def afterAll(): Unit = {
     super.afterAll()
   }