diff --git a/CHANGELOG.md b/CHANGELOG.md
index ce7f576..c6f375b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 2.0.3 (11-12-2023):
+
+Add null check in `StreamBinaryEventsWriter.FlushAsync` to prevent NRE if there were no calls to `Put`
+
 ## 2.0.2 (29-11-2022):
 
 StreamConsumer: added supports for recall RunAsync method after cancellation
diff --git a/Vostok.Hercules.Consumers/StreamBinaryEventsWriter.cs b/Vostok.Hercules.Consumers/StreamBinaryEventsWriter.cs
index 118b4b8..cf9c9eb 100644
--- a/Vostok.Hercules.Consumers/StreamBinaryEventsWriter.cs
+++ b/Vostok.Hercules.Consumers/StreamBinaryEventsWriter.cs
@@ -70,6 +70,9 @@ public void Put(Action<IHerculesEventBuilder> buildEvent)
         // note (kungurtsev, 15.08.2022): do not call concurrently with Put
         public async Task FlushAsync()
         {
+            if (writer is null)
+                return;
+
             await FlushWriter(writer);
             writer = ObtainEmptyWriter();
         }