diff --git a/agent/go.mod b/agent/go.mod
index 9595ba64d..0ed6824a6 100644
--- a/agent/go.mod
+++ b/agent/go.mod
@@ -12,10 +12,8 @@ require (
 	github.com/go-playground/validator/v10 v10.5.0
 	github.com/google/martian v2.1.0+incompatible
 	github.com/gorilla/websocket v1.4.2
-	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7 // indirect
 	github.com/orcaman/concurrent-map v0.0.0-20210106121528-16402b402231
 	github.com/patrickmn/go-cache v2.1.0+incompatible
-	github.com/romana/rlog v0.0.0-20171115192701-f018bc92e7d7
 	github.com/up9inc/mizu/shared v0.0.0
 	github.com/up9inc/mizu/tap v0.0.0
 	github.com/up9inc/mizu/tap/api v0.0.0
diff --git a/agent/go.sum b/agent/go.sum
index 454a8fc95..001c34f41 100644
--- a/agent/go.sum
+++ b/agent/go.sum
@@ -258,7 +258,6 @@ github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:
 github.com/rogpeppe/go-internal v1.1.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/rogpeppe/go-internal v1.2.2/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
-github.com/romana/rlog v0.0.0-20171115192701-f018bc92e7d7 h1:jkvpcEatpwuMF5O5LVxTnehj6YZ/aEZN4NWD/Xml4pI=
 github.com/romana/rlog v0.0.0-20171115192701-f018bc92e7d7/go.mod h1:KTrHyWpO1sevuXPZwyeZc72ddWRFqNSKDFl7uVWKpg0=
 github.com/sirupsen/logrus v1.4.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q=
diff --git a/agent/main.go b/agent/main.go
index 0bfe370a7..765ceedfc 100644
--- a/agent/main.go
+++ b/agent/main.go
@@ -22,7 +22,6 @@ import (
 	"github.com/gin-contrib/static"
 	"github.com/gin-gonic/gin"
 	"github.com/gorilla/websocket"
-	"github.com/op/go-logging"
 	"github.com/up9inc/mizu/shared"
 	"github.com/up9inc/mizu/shared/logger"
 	"github.com/up9inc/mizu/tap"
@@ -41,10 +40,10 @@ var extensions []*tapApi.Extension             // global
 var extensionsMap map[string]*tapApi.Extension // global
 
 func main() {
-	logLevel := logging.INFO
+	logLevel := logger.GetInfoLevel()
 	debugMode := os.Getenv(shared.DebugModeEnvVar) == "1"
 	if debugMode {
-		logLevel = logging.DEBUG
+		logLevel = logger.GetDebugLevel()
 	}
 	logger.InitLoggerStderrOnly(logLevel)
 	flag.Parse()
diff --git a/shared/logger/logger.go b/shared/logger/logger.go
index 305246550..bd6ea1780 100644
--- a/shared/logger/logger.go
+++ b/shared/logger/logger.go
@@ -36,3 +36,27 @@ func InitLoggerStderrOnly(level logging.Level) {
 	logging.SetBackend(backendFormatter)
 	logging.SetLevel(level, "")
 }
+
+func GetCriticialLevel() (level logging.Level) {
+	return logging.CRITICAL
+}
+
+func GetErrorLevel() (level logging.Level) {
+	return logging.ERROR
+}
+
+func GetWarningLevel() (level logging.Level) {
+	return logging.WARNING
+}
+
+func GetNoticeLevel() (level logging.Level) {
+	return logging.NOTICE
+}
+
+func GetInfoLevel() (level logging.Level) {
+	return logging.INFO
+}
+
+func GetDebugLevel() (level logging.Level) {
+	return logging.DEBUG
+}