diff --git a/docs/src/main/asciidoc/_configprops.adoc b/docs/src/main/asciidoc/_configprops.adoc
index b2873a47..e0eac99b 100644
--- a/docs/src/main/asciidoc/_configprops.adoc
+++ b/docs/src/main/asciidoc/_configprops.adoc
@@ -1,19 +1,19 @@
 |===
 |Name | Default | Description
 
-|spring.cloud.consul.config.acl-token |  | null
+|spring.cloud.consul.config.acl-token |  | 
 |spring.cloud.consul.config.data-key | data | If format is Format.PROPERTIES or Format.YAML then the following field is used as key to look up consul for configuration.
-|spring.cloud.consul.config.default-context | application | null
-|spring.cloud.consul.config.enabled | true | null
+|spring.cloud.consul.config.default-context | application | 
+|spring.cloud.consul.config.enabled | true | 
 |spring.cloud.consul.config.fail-fast | true | Throw exceptions during config lookup if true, otherwise, log warnings.
-|spring.cloud.consul.config.format |  | null
+|spring.cloud.consul.config.format |  | 
 |spring.cloud.consul.config.name |  | Alternative to spring.application.name to use in looking up values in consul KV.
-|spring.cloud.consul.config.prefix | config | null
-|spring.cloud.consul.config.profile-separator | , | null
+|spring.cloud.consul.config.prefix | config | 
+|spring.cloud.consul.config.profile-separator | , | 
 |spring.cloud.consul.config.watch.delay | 1000 | The value of the fixed delay for the watch in millis. Defaults to 1000.
 |spring.cloud.consul.config.watch.enabled | true | If the watch is enabled. Defaults to true.
 |spring.cloud.consul.config.watch.wait-time | 55 | The number of seconds to wait (or block) for watch query, defaults to 55. Needs to be less than default ConsulClient (defaults to 60). To increase ConsulClient timeout create a ConsulClient bean with a custom ConsulRawClient with a custom HttpClient.
-|spring.cloud.consul.discovery.acl-token |  | null
+|spring.cloud.consul.discovery.acl-token |  | 
 |spring.cloud.consul.discovery.catalog-services-watch-delay | 1000 | The delay between calls to watch consul catalog in millis, default is 1000.
 |spring.cloud.consul.discovery.catalog-services-watch-timeout | 2 | The number of seconds to block while watching consul catalog, default is 2.
 |spring.cloud.consul.discovery.consistency-mode |  | Consistency mode for health service request.
@@ -31,16 +31,16 @@
 |spring.cloud.consul.discovery.health-check-timeout |  | Timeout for health check (e.g. 10s).
 |spring.cloud.consul.discovery.health-check-tls-skip-verify |  | Skips certificate verification during service checks if true, otherwise runs certificate verification.
 |spring.cloud.consul.discovery.health-check-url |  | Custom health check url to override default.
-|spring.cloud.consul.discovery.heartbeat.enabled | false | null
-|spring.cloud.consul.discovery.heartbeat.interval-ratio |  | null
-|spring.cloud.consul.discovery.heartbeat.ttl | 30s | null
+|spring.cloud.consul.discovery.heartbeat.enabled | false | 
+|spring.cloud.consul.discovery.heartbeat.interval-ratio |  | 
+|spring.cloud.consul.discovery.heartbeat.ttl | 30s | 
 |spring.cloud.consul.discovery.hostname |  | Hostname to use when accessing server.
 |spring.cloud.consul.discovery.include-hostname-in-instance-id | false | Whether hostname is included into the default instance id when registering service.
 |spring.cloud.consul.discovery.instance-group |  | Service instance group.
 |spring.cloud.consul.discovery.instance-id |  | Unique service instance id.
 |spring.cloud.consul.discovery.instance-zone |  | Service instance zone.
 |spring.cloud.consul.discovery.ip-address |  | IP address to use when accessing service (must also set preferIpAddress to use).
-|spring.cloud.consul.discovery.lifecycle.enabled | true | null
+|spring.cloud.consul.discovery.lifecycle.enabled | true | 
 |spring.cloud.consul.discovery.management-enable-tag-override |  | Enable tag override for the registered management service.
 |spring.cloud.consul.discovery.management-metadata |  | Metadata to use when registering management service.
 |spring.cloud.consul.discovery.management-port |  | Port to register the management service under (defaults to management port).