diff --git a/modules/core/src/main/scala/fs2/kafka/KafkaConsumer.scala b/modules/core/src/main/scala/fs2/kafka/KafkaConsumer.scala
index 80c3a8f01..6c7a24daf 100644
--- a/modules/core/src/main/scala/fs2/kafka/KafkaConsumer.scala
+++ b/modules/core/src/main/scala/fs2/kafka/KafkaConsumer.scala
@@ -116,6 +116,8 @@ object KafkaConsumer {
 
   private def createKafkaConsumer[F[_], K, V](
     settings: ConsumerSettings[F, K, V],
+    keyDes: Deserializer[F, K],
+    valueDes: Deserializer[F, V],
     actor: KafkaConsumerActor[F],
     fiber: FakeFiber[F],
     streamIdRef: Ref[F, StreamId],
@@ -414,15 +416,6 @@ object KafkaConsumer {
           withConsumer.blocking(_.commitSync(offsets.asJava))
         }
 
-      private[this] def request[A](
-        request: (Either[Throwable, A] => F[Unit]) => Request[F]
-      ): F[A] =
-        Deferred[F, Either[Throwable, A]].flatMap { deferred =>
-          requests.offer(request(deferred.complete(_).void)) >>
-            F.race(awaitTermination.as(ConsumerShutdownException()), deferred.get.rethrow)
-        }.rethrow
-
-
       override def assignment: F[SortedSet[TopicPartition]] =
         assignment(Option.empty)
 
diff --git a/modules/core/src/main/scala/fs2/kafka/internal/KafkaConsumerActor.scala b/modules/core/src/main/scala/fs2/kafka/internal/KafkaConsumerActor.scala
index 2c302cdf8..36f6c7fdb 100644
--- a/modules/core/src/main/scala/fs2/kafka/internal/KafkaConsumerActor.scala
+++ b/modules/core/src/main/scala/fs2/kafka/internal/KafkaConsumerActor.scala
@@ -575,8 +575,7 @@ private[kafka] object KafkaConsumerActor {
   sealed abstract class Request[F[_]]
 
   object Request {
-    final case class Permit[F[_]](callback: Resource[F, Unit] => F[Unit])
-        extends Request[F]
+    final case class Permit[F[_]](callback: Resource[F, Unit] => F[Unit]) extends Request[F]
     final case class Poll[F[_]]() extends Request[F]
 
     private[this] val pollInstance: Poll[Nothing] =