diff --git a/src/pg/constants/Config.php b/src/pg/constants/Config.php
index b748475..490e5ae 100755
--- a/src/pg/constants/Config.php
+++ b/src/pg/constants/Config.php
@@ -25,7 +25,7 @@ class Config
         /**
          * @var string
          */
-        static $monologLogfile = PROJECT . '/logs/app.log';
+        static $monologLogfile = null;
 
         /**
          * This holds unique uuid v4
diff --git a/src/pg/utils/LoggingUtil.php b/src/pg/utils/LoggingUtil.php
index 9b26d4f..f1dbabd 100755
--- a/src/pg/utils/LoggingUtil.php
+++ b/src/pg/utils/LoggingUtil.php
@@ -40,6 +40,9 @@ protected function __construct()
         public static function addLog($severity, $className, $msg)
         {
             if (!isset(static::$logger)) {
+                if (!Config::$monologLogfile) {
+                    throw new \Exception('Monolog log file not set');
+                }
                 static::$logger = new Logger(Config::$monologName);
                 $stream = new StreamHandler(Config::$monologLogfile, Config::$monologLevel);
                 $formatter = new LineFormatter(null, null, false, true);