diff --git a/js.go b/js.go
index 8b1d663ec..e34b297d9 100644
--- a/js.go
+++ b/js.go
@@ -97,7 +97,8 @@ type JetStream interface {
 	QueueSubscribeSync(subj, queue string, opts ...SubOpt) (*Subscription, error)
 
 	// PullSubscribe creates a Subscription that can fetch messages.
-	// See important note in Subscribe()
+	// See important note in Subscribe(). Additionally, for an ephemeral pull consumer, the "durable" value must be
+	// set to an empty string.
 	PullSubscribe(subj, durable string, opts ...SubOpt) (*Subscription, error)
 }