diff --git a/cluster.go b/cluster.go
index a31559b..29b0cfb 100644
--- a/cluster.go
+++ b/cluster.go
@@ -324,8 +324,9 @@ type ClusterOptions struct {
 	// A seed list of host:port addresses of cluster nodes.
 	Addrs []string
 
-	// The maximum number of MOVED/ASK redirects to follow before giving up.
-	// Default is 16
+	// The maximum number of retries before giving up. Command is retried
+	// on network errors and MOVED/ASK redirects.
+	// Default is 16.
 	MaxRedirects int
 
 	// Following options are copied from Options struct.
diff --git a/internal/pool/pool.go b/internal/pool/pool.go
index 10155f3..700e660 100644
--- a/internal/pool/pool.go
+++ b/internal/pool/pool.go
@@ -18,9 +18,7 @@ var Logger = log.New(ioutil.Discard, "redis: ", log.LstdFlags)
 var (
 	ErrClosed      = errors.New("redis: client is closed")
 	ErrPoolTimeout = errors.New("redis: connection pool timeout")
-
-	errConnClosed = errors.New("connection is closed")
-	errConnStale  = errors.New("connection is stale")
+	errConnStale   = errors.New("connection is stale")
 )
 
 var timers = sync.Pool{