diff --git a/src/main/scala/net/dergrimm/keycloak/providers/events/mqtt/Credentials.scala b/src/main/scala/net/dergrimm/keycloak/providers/events/mqtt/Credentials.scala
deleted file mode 100644
index ca0bdd4..0000000
--- a/src/main/scala/net/dergrimm/keycloak/providers/events/mqtt/Credentials.scala
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright 2024 Dominic Grimm
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package net.dergrimm.keycloak.providers.events.mqtt
-
-private final case class Credentials(
-    username: String,
-    password: String
-)
diff --git a/src/main/scala/net/dergrimm/keycloak/providers/events/mqtt/MqttEventListenerProviderFactory.scala b/src/main/scala/net/dergrimm/keycloak/providers/events/mqtt/MqttEventListenerProviderFactory.scala
index b58d759..5658491 100644
--- a/src/main/scala/net/dergrimm/keycloak/providers/events/mqtt/MqttEventListenerProviderFactory.scala
+++ b/src/main/scala/net/dergrimm/keycloak/providers/events/mqtt/MqttEventListenerProviderFactory.scala
@@ -81,8 +81,7 @@ class MqttEventListenerProviderFactory(
     val credentials =
       val username = config.get("username")
       val password = config.get("password")
-      if username != null && password != null then
-        Some(Credentials(username, password))
+      if username != null && password != null then Some((username, password))
       else None
 
     val cleanSession = config.getBoolean("cleanSession", true)
@@ -100,8 +99,8 @@ class MqttEventListenerProviderFactory(
     credentials match
       case Some(creds) =>
         connectionSettings = connectionSettings.withAuth(
-          username = creds.username,
-          password = creds.password
+          username = creds(0),
+          password = creds(1)
         )
       case None => {}