diff --git a/htdocs/debugbar/class/DataCollector/DolLogsCollector.php b/htdocs/debugbar/class/DataCollector/DolLogsCollector.php
index fd9f993e1e8..ae5f6b8779c 100644
--- a/htdocs/debugbar/class/DataCollector/DolLogsCollector.php
+++ b/htdocs/debugbar/class/DataCollector/DolLogsCollector.php
@@ -72,7 +72,7 @@ class DolLogsCollector extends MessagesCollector
 	{
 		global $conf;
 
-		$uselogfile = $conf->global->DEBUGBAR_USE_LOGFILE;
+		$uselogfile = $conf->global->DEBUGBAR_USE_LOG_FILE;
 
 		if ($uselogfile)
 		{