diff --git a/log.go b/log.go
index 2a6793b0..accbd97d 100644
--- a/log.go
+++ b/log.go
@@ -17,12 +17,14 @@ import (
 
 // Log levels to control the logging output.
 const (
-	LevelTrace = iota
-	LevelDebug
-	LevelInfo
-	LevelWarning
-	LevelError
+	LevelEmergency = iota
+	LevelAlert
 	LevelCritical
+	LevelError
+	LevelWarning
+	LevelNotice
+	LevelInformational
+	LevelDebug
 )
 
 // SetLogLevel sets the global log level used by the simple