diff --git a/logger/datastructures.go b/logger/datastructures.go
index fc0ff5c..dd62b2e 100644
--- a/logger/datastructures.go
+++ b/logger/datastructures.go
@@ -2,6 +2,7 @@ package logger
 
 import (
 	"context"
+	"encoding/json"
 	"fmt"
 	"github.com/pkg/errors"
 	"time"
@@ -9,6 +10,10 @@ import (
 
 type Level int
 
+func (l Level) MarshalJSON() ([]byte, error) {
+	return json.Marshal(l.String())
+}
+
 const (
 	Debug Level = iota
 	Info