diff --git a/core/src/main/scala/kafka/network/SocketServer.scala b/core/src/main/scala/kafka/network/SocketServer.scala
index 1f4f1b69244..619d2605ac9 100644
--- a/core/src/main/scala/kafka/network/SocketServer.scala
+++ b/core/src/main/scala/kafka/network/SocketServer.scala
@@ -1228,7 +1228,7 @@ class ConnectionQuotas(config: KafkaConfig, time: Time) extends Logging {
 
   class ListenerConnectionQuota(lock: Object, listener: ListenerName) extends ListenerReconfigurable {
     @volatile private var _maxConnections = Int.MaxValue
-    private val listenerPropName = s"${listener.configPrefix}${KafkaConfig.MaxConnectionsProp}"
+
     def maxConnections: Int = _maxConnections
 
     override def listenerName(): ListenerName = listener