diff --git a/main.go b/main.go
index 219ab4f..d36dea7 100644
--- a/main.go
+++ b/main.go
@@ -1,13 +1,13 @@
 package main
 
 import (
-	"fmt"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
 	"github.com/sirupsen/logrus"
 	"github.com/yitsushi/go-misskey"
 	"net/http"
 	"os"
+	"strings"
 )
 
 //TIP <p>To run your code, right-click the code and select <b>Run</b>.</p> <p>Alternatively, click
@@ -20,6 +20,8 @@ var endpoint = os.Getenv("MISSKEY_ENDPOINT")
 var protocol, hasProtocolEnv = os.LookupEnv("MISSKEY_PROTOCOL")
 var path = os.Getenv("MISSKEY_PATH")
 var apiKey = os.Getenv("MISSKEY_API_TOKEN")
+var logLevelEnv = os.Getenv("LOGGER_LEVEL")
+var logFormatEnv = os.Getenv("LOGGER_FORMAT")
 
 var (
 	misskeyJobQueueJobsCount = prometheus.NewGaugeVec(
@@ -177,19 +179,39 @@ func main() {
 	options, err := misskey.NewClientWithOptions(
 		misskey.WithAPIToken(apiKey),
 		misskey.WithBaseURL(protocol, endpoint, path),
-		misskey.WithLogLevel(logrus.InfoLevel),
 	)
+	var logLevel logrus.Level
+	switch {
+	case strings.EqualFold("DEBUG", logLevelEnv):
+		logLevel = logrus.DebugLevel
+		break
+	case strings.EqualFold("INFO", logLevelEnv):
+		logLevel = logrus.InfoLevel
+		break
+	case strings.EqualFold("WARN", logLevelEnv):
+		logLevel = logrus.WarnLevel
+		break
+	case strings.EqualFold("ERROR", logLevelEnv):
+		logLevel = logrus.ErrorLevel
+		break
+	case strings.EqualFold("FATAL", logLevelEnv):
+		logLevel = logrus.FatalLevel
+		break
+	case strings.EqualFold("TRACE", logLevelEnv):
+		logLevel = logrus.TraceLevel
+		break
+	default:
+		logLevel = logrus.InfoLevel
+	}
+	if strings.EqualFold("json", logFormatEnv) {
+		logrus.SetFormatter(&logrus.JSONFormatter{})
+	}
+	logrus.SetLevel(logLevel)
 	client = options
 	if err != nil {
 		logrus.Error(err)
 		return
 	}
-	stats, err := client.Admin().Queue().Stats()
-	if err != nil {
-		logrus.Error(err)
-		return
-	}
-	fmt.Println(stats)
 
 	prometheus.MustRegister(misskeyJobQueueJobsCount)
 	prometheus.MustRegister(misskeyJobQueueDelayed)