diff --git a/core/config.class.inc.php b/core/config.class.inc.php
index 163eedf49..e2a251fb2 100644
--- a/core/config.class.inc.php
+++ b/core/config.class.inc.php
@@ -99,11 +99,11 @@ class Config
 	 * @since 2.7.0 export_pdf_font param
 	 */
 	protected $m_aSettings = array(
-		'min_log_level' => array(
+		'log_level_min' => array(
 			'type' => 'array',
-			'description' => 'min log level',
-			'default' => 'Ok',
-			'value' => 'Ok',
+			'description' => 'Optional min log level per channel',
+			'default' => '',
+			'value' => '',
 			'source_of_value' => '',
 			'show_in_conf_sample' => false,
 		),
diff --git a/core/log.class.inc.php b/core/log.class.inc.php
index 1fd798d3b..cf7da8cdf 100644
--- a/core/log.class.inc.php
+++ b/core/log.class.inc.php
@@ -358,25 +358,31 @@ abstract class LogAPI
 	private static function GetMinLogLevel($sChannel)
 	{
 		$oConfig = \MetaModel::GetConfig();
-		if (! $oConfig instanceof Config)
+		if (!$oConfig instanceof Config)
 		{
 			return self::LEVEL_OK;
 		}
 
-		$sMinLogLevel = $oConfig->Get('min_log_level');
-		if (! is_array($sMinLogLevel))
+		$sLogLevelMin = $oConfig->Get('log_level_min');
+
+		if (empty($sLogLevelMin))
 		{
-			return $sMinLogLevel;
+			return self::LEVEL_OK;
 		}
 
-		if (isset($sMinLogLevel[$sChannel]))
+		if (!is_array($sLogLevelMin))
 		{
-			return $sMinLogLevel[$sChannel];
+			return $sLogLevelMin;
 		}
 
-		if (isset($sMinLogLevel[static::CHANNEL_DEFAULT]))
+		if (isset($sLogLevelMin[$sChannel]))
 		{
-			return $sMinLogLevel[$sChannel];
+			return $sLogLevelMin[$sChannel];
+		}
+
+		if (isset($sLogLevelMin[static::CHANNEL_DEFAULT]))
+		{
+			return $sLogLevelMin[$sChannel];
 		}
 
 		return self::LEVEL_OK;