diff --git a/samples/webflux-websocket/README.md b/samples/webflux-websocket/README.md
index c07548dc..fc766896 100644
--- a/samples/webflux-websocket/README.md
+++ b/samples/webflux-websocket/README.md
@@ -2,4 +2,6 @@
- Reactive [DataFetcher's](src/main/java/io/spring/sample/graphql/SampleWiring.java), for queries and subscriptions.
- [WebFilter](src/main/java/io/spring/sample/graphql/ContextWebFilter.java) to insert Reactor `Context` and check it can be accessed in [DataRepository](src/main/java/io/spring/sample/graphql/DataRepository.java).
- - Subscription [tests](src/test/java/io/spring/sample/graphql/SubscriptionTests.java) using Reactor's `StepVerifier` to verify the stream.
\ No newline at end of file
+ - Subscription [tests](src/test/java/io/spring/sample/graphql/SubscriptionTests.java) using Reactor's `StepVerifier` to verify the stream.
+
+ GraphiQL does not support subscriptions. There is a basic index.html page that logs subscriptions the console.
\ No newline at end of file
diff --git a/samples/webflux-websocket/src/main/resources/static/index.html b/samples/webflux-websocket/src/main/resources/static/index.html
index 03db5492..db9148ad 100644
--- a/samples/webflux-websocket/src/main/resources/static/index.html
+++ b/samples/webflux-websocket/src/main/resources/static/index.html
@@ -6,6 +6,7 @@
+Check the console for subscription messages.