diff --git a/README.md b/README.md
index 12297cc1..e6b56d6d 100644
--- a/README.md
+++ b/README.md
@@ -96,6 +96,8 @@ String value = kvClient.getValueAsString("foo").get(); // bar
 
 ### Example 4: Blocking call for value.
 
+A blocking is used to wait for a potential changes in the key value store. 
+
 ```java
         Consul consul = Consul.builder().build();
         final KeyValueClient kvClient = consul.keyValueClient();