diff --git a/docs/src/main/asciidoc/project-features.adoc b/docs/src/main/asciidoc/project-features.adoc
index e30036696..63201f262 100644
--- a/docs/src/main/asciidoc/project-features.adoc
+++ b/docs/src/main/asciidoc/project-features.adoc
@@ -271,7 +271,7 @@ If you want to find Zipkin through service discovery, you can pass the Zipkin's
 spring.zipkin.baseUrl: https://zipkinserver/
 ----
 
-To disable this feature just set `spring.zipkin.discovery-client-enabled` to `false.
+To disable this feature just set `spring.zipkin.discovery-client-enabled` to `false`.
 
 When the Discovery Client feature is enabled, Sleuth uses
 `LoadBalancerClient` to find the URL of the Zipkin Server.