diff --git a/internal/sbi/consumer/nf_management.go b/internal/sbi/consumer/nf_management.go
index 1274e46..f6d4bdf 100644
--- a/internal/sbi/consumer/nf_management.go
+++ b/internal/sbi/consumer/nf_management.go
@@ -93,7 +93,7 @@ func SendDeregisterNFInstance() (*models.ProblemDetails, error) {
 
 	var err error
 
-	ctx, pd, err := nssf_context.GetSelf().GetTokenCtx("nnrf-nfm", models.NfType_NRF)
+	ctx, pd, err := nssf_context.GetSelf().GetTokenCtx(models.ServiceName_NNRF_NFM, models.NfType_NRF)
 	if err != nil {
 		return pd, err
 	}
diff --git a/internal/util/router_auth_check_test.go b/internal/util/router_auth_check_test.go
index 1d684a7..0d6ec07 100644
--- a/internal/util/router_auth_check_test.go
+++ b/internal/util/router_auth_check_test.go
@@ -5,9 +5,10 @@ import (
 	"net/http/httptest"
 	"testing"
 
-	"github.com/free5gc/openapi/models"
 	"github.com/gin-gonic/gin"
 	"github.com/pkg/errors"
+
+	"github.com/free5gc/openapi/models"
 )
 
 const (