diff --git a/docs/tutorial.md b/docs/tutorial.md
index 91fd4e62a8..b793107b62 100644
--- a/docs/tutorial.md
+++ b/docs/tutorial.md
@@ -267,7 +267,6 @@ of the bytes transferred.
 
 ```scala mdoc:compile-only
 import cats.effect.IO
-import cats.syntax.all._
 import java.io._
 
 def transfer(origin: InputStream, destination: OutputStream, buffer: Array[Byte], acc: Long): IO[Long] =
@@ -820,7 +819,7 @@ The producer, for its part, will:
 Thus the producer will look like:
 
 ```scala mdoc:compile-only
-import cats.effect.{Deferred, Ref, Sync}
+import cats.effect.{Async, Deferred, Ref}
 import cats.effect.std.Console
 import cats.syntax.all._
 import scala.collection.immutable.Queue
@@ -836,7 +835,7 @@ def producer[F[_]: Async: Console](id: Int, counterR: Ref[F, Int], stateR: Ref[F
         val (taker, rest) = takers.dequeue
         State(queue, rest) -> taker.complete(i).void
       case State(queue, takers) =>
-        State(queue.enqueue(i), takers) -> Sync[F].unit
+        State(queue.enqueue(i), takers) -> Async[F].unit
     }.flatten
 
   for {