diff --git a/logger.go b/logger.go
index f93e062..df5bd3c 100644
--- a/logger.go
+++ b/logger.go
@@ -17,9 +17,9 @@ const (
 
 const (
 	LogSplitHour  = "HOUR"
-	LogLevelDay   = "Day"
-	LogLevelMonth = "MONTH"
-	LogLevelYear  = "YEAR"
+	LogSplitDay   = "DAY"
+	LogSplitMonth = "MONTH"
+	LogSplitYear  = "YEAR"
 )
 
 const (