diff --git a/documentation/extensions/blockingcommand.md b/documentation/extensions/blockingcommand.md
index a71d009aa..98b12d52e 100644
--- a/documentation/extensions/blockingcommand.md
+++ b/documentation/extensions/blockingcommand.md
@@ -3,7 +3,7 @@ Blocking Command
 
 [Back](index.md)
 
-Allows to manage communications blocking.
+Allows one to manage communications blocking.
 
   * Check push notifications support
   * Get blocking list
@@ -44,18 +44,18 @@ Block contact
 -------------
 
 ```
-blockingCommandManager.blockContact(jid);
+blockingCommandManager.blockContacts(jids);
 ```
-*jid* is a `Jid`
+*jids* is a `java.util.List<Jid>`
 
 
 Unblock contact
 ---------------
 
 ```
-blockingCommandManager.unblockContact(jid);
+blockingCommandManager.unblockContacts(jids);
 ```
-*jid* is a `Jid`
+*jids* is a `java.util.List<Jid>`
 
 
 Unblock all