diff --git a/src/Monolog/Logger.php b/src/Monolog/Logger.php
index aa5a7381..0eb1d2e2 100644
--- a/src/Monolog/Logger.php
+++ b/src/Monolog/Logger.php
@@ -84,7 +84,7 @@ class Logger implements LoggerInterface
      *
      * @var int
      */
-    const API = 1;
+    const API = 2;
 
     /**
      * Logging levels from syslog protocol defined in RFC 5424