diff --git a/test/blackbox/api/dds-pim/PubSubParticipant.hpp b/test/blackbox/api/dds-pim/PubSubParticipant.hpp
index cf6756cdfa3..d6989a8acaa 100644
--- a/test/blackbox/api/dds-pim/PubSubParticipant.hpp
+++ b/test/blackbox/api/dds-pim/PubSubParticipant.hpp
@@ -888,7 +888,7 @@ class PubSubParticipant
             eprosima::fastdds::dds::WireProtocolConfigQos& qos,
             eprosima::fastrtps::rtps::GuidPrefix_t& guid,
             eprosima::fastrtps::rtps::Locator_t& locator_server,
-            uint32_t port,
+            uint16_t port,
             uint32_t kind)
     {
         qos.builtin.discovery_config.discoveryProtocol = eprosima::fastrtps::rtps::DiscoveryProtocol_t::SERVER;
diff --git a/test/blackbox/common/DDSBlackboxTestsDiscovery.cpp b/test/blackbox/common/DDSBlackboxTestsDiscovery.cpp
index 7445b9bd730..6739bfd5e8b 100644
--- a/test/blackbox/common/DDSBlackboxTestsDiscovery.cpp
+++ b/test/blackbox/common/DDSBlackboxTestsDiscovery.cpp
@@ -399,7 +399,7 @@ TEST(DDSDiscovery, ServersConnectionTCP)
     server_2.wait_discovery(std::chrono::seconds::zero(), 1, true); // Knows server1
     server_3.wait_discovery(std::chrono::seconds::zero(), 1, true); // Knows server1
 
-    /* Add server_2 to server_1 */
+    /* Add server_3 to server_2 */
     RemoteServerAttributes server_3_att;
     server_3_att.guidPrefix = server_3_prefix;
     server_3_att.metatrafficUnicastLocatorList.push_back(Locator_t(locator_server_3));