diff --git a/docs/src/main/asciidoc/_configprops.adoc b/docs/src/main/asciidoc/_configprops.adoc
index 83b5e3c..3fa5f99 100644
--- a/docs/src/main/asciidoc/_configprops.adoc
+++ b/docs/src/main/asciidoc/_configprops.adoc
@@ -1,10 +1,10 @@
 |===
 |Name | Default | Description
 
-|spring.cloud.bus.ack.destination-service | `` | Service that wants to listen to acks. By default null (meaning all services).
+|spring.cloud.bus.ack.destination-service |  | Service that wants to listen to acks. By default null (meaning all services).
 |spring.cloud.bus.ack.enabled | `true` | Flag to switch off acks (default on).
-|spring.cloud.bus.content-type | `` | The bus mime-type.
-|spring.cloud.bus.destination | `` | Name of Spring Cloud Stream destination for messages.
+|spring.cloud.bus.content-type |  | The bus mime-type.
+|spring.cloud.bus.destination |  | Name of Spring Cloud Stream destination for messages.
 |spring.cloud.bus.enabled | `true` | Flag to indicate that the bus is enabled.
 |spring.cloud.bus.env.enabled | `true` | Flag to switch off environment change events (default on).
 |spring.cloud.bus.id | `application` | The identifier for this application instance.