diff --git a/README.md b/README.md
index 259ef73..fef2dc9 100644
--- a/README.md
+++ b/README.md
@@ -143,7 +143,7 @@ We must spend a lot of time to declare, init variables. Some time we also have t
 	<dependency>
 		<groupId>com.tvd12</groupId>
 		<artifactId>ezyfox-core</artifactId>
-		<version>1.2.8</version>
+		<version>1.2.9</version>
 	</dependency>
 ```
 
diff --git a/pom.xml b/pom.xml
index 3b8df90..c8b1f45 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
     
 	<groupId>com.tvd12</groupId>
 	<artifactId>ezyfox-core</artifactId>
-	<version>1.2.8-SNAPSHOT</version>
+	<version>1.2.9-SNAPSHOT</version>
 	<packaging>jar</packaging>
 	
 	<name>ezyfox-core</name>
diff --git a/src/main/java/com/tvd12/ezyfox/core/constants/APIKey.java b/src/main/java/com/tvd12/ezyfox/core/constants/APIKey.java
index ac71385..d78ae69 100644
--- a/src/main/java/com/tvd12/ezyfox/core/constants/APIKey.java
+++ b/src/main/java/com/tvd12/ezyfox/core/constants/APIKey.java
@@ -14,6 +14,7 @@ public interface APIKey {
 	static final String ERROR      = "___err___";
 	static final String MESSAGE    = "msg";
 	static final String CODE       = "code";
-	static final String USER_JOOMS_JOINED		= "___usr_j_j___";
+	
+	static final String USER_JOINED_ROOMS		= "___usr_j_rs___";
 	
 }
diff --git a/src/main/java/com/tvd12/ezyfox/core/constants/ServerEvent.java b/src/main/java/com/tvd12/ezyfox/core/constants/ServerEvent.java
index 7ef8f4c..51245a1 100644
--- a/src/main/java/com/tvd12/ezyfox/core/constants/ServerEvent.java
+++ b/src/main/java/com/tvd12/ezyfox/core/constants/ServerEvent.java
@@ -35,9 +35,10 @@ public interface ServerEvent {
 	static final String USER_RECONNECTION_SUCCESS = "USER_RECONNECTION_SUCCESS";
 	static final String USER_RECONNECTION_TRY = "USER_RECONNECTION_TRY";
 	static final String USER_VARIABLES_UPDATE = "USER_VARIABLES_UPDATE";
-	
+
 	static final String ROOM_EXTENSION_DESTROY = "ROOM_EXTENSION_DESTROY";
 	static final String ZONE_EXTENSION_DESTROY = "ZONE_EXTENSION_DESTROY";
-	
-	static final String ROOM_USER_RECONNECT	   = "ROOM_USER_RECONNECT";
+
+	static final String ROOM_USER_RECONNECT = "ROOM_USER_RECONNECT";
+	static final String ROOM_USER_DISCONNECT = "ROOM_USER_DISCONNECT";
 }
\ No newline at end of file