diff --git a/pandora_server/ChangeLog b/pandora_server/ChangeLog
index 4585757151..70099dd556 100644
--- a/pandora_server/ChangeLog
+++ b/pandora_server/ChangeLog
@@ -1,3 +1,8 @@
+2013-07-05  Sergio Martin <sergio.martin@artica.es>
+
+	* lib/PandoraFMS/PluginServer.pm: Fixed subst_alert_macros assignation
+	to variable.
+
 2013-07-05  Ramon Novoa  <rnovoa@artica.es>
 
 	* lib/PandoraFMS/Core.pm: Exported subst_alert_macros. Added support
diff --git a/pandora_server/lib/PandoraFMS/PluginServer.pm b/pandora_server/lib/PandoraFMS/PluginServer.pm
index ab7dc8f2b6..2ffdc9686a 100644
--- a/pandora_server/lib/PandoraFMS/PluginServer.pm
+++ b/pandora_server/lib/PandoraFMS/PluginServer.pm
@@ -200,7 +200,7 @@ sub data_consumer ($$) {
 				_plugin_parameters_ => (defined ($module)) ? $module->{'plugin_parameter'} : '',
 				_email_tag_ => (defined ($module)) ? pandora_get_module_url_tags ($pa_config, $dbh, $module->{'id_agente_modulo'}) : '',
 	);
-	subst_alert_macros ($parameters, \%macros);
+	$parameters = subst_alert_macros ($parameters, \%macros);
 
 	# If something went wrong with macros, we log it
 	if ($@) {