Added slack source in the example list
diff --git a/README.adoc b/README.adoc
index 04aed48..254c547 100644
--- a/README.adoc
+++ b/README.adoc
@@ -10,9 +10,10 @@
- AWS2-SNS sink example
- AWS2-SQS source and sink examples
- CQL source and sink example
+- File source and sink example
- Infinispan source and sink example
- MinIO source and sink example
- Nats source and sink example
- NSQ source and sink example
-- File source and sink example
- RabbitMQ source and sink example
+- Slack source example