diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index 2a264ca382..d179c0e88a 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,8 @@
+2013-01-09 Miguel de Dios <miguel.dedios@artica.es>
+	
+	* include/constants.php: added the default weight for unknown status
+	for agent, module or service in the services.
+
 2013-01-09 Juan Manuel Ramon <juanmanuel.ramon@artica.es>
 
 	* include/functions_agents.php: Changed constraint in agent creation
diff --git a/pandora_console/include/constants.php b/pandora_console/include/constants.php
index ecc7108f78..d172671bc8 100644
--- a/pandora_console/include/constants.php
+++ b/pandora_console/include/constants.php
@@ -181,6 +181,7 @@ define('SERVICE_WEIGHT_WARNING', 0.5);
 define('SERVICE_ELEMENT_WEIGHT_CRITICAL', 1);
 define('SERVICE_ELEMENT_WEIGHT_WARNING', 0.5);
 define('SERVICE_ELEMENT_WEIGHT_OK', 0);
+define('SERVICE_ELEMENT_WEIGHT_UNKNOWN', 0);