diff --git a/apicaller/api_caller_auths.go b/apicaller/api_caller_auths.go
index 2061d09..085d075 100644
--- a/apicaller/api_caller_auths.go
+++ b/apicaller/api_caller_auths.go
@@ -7,6 +7,8 @@ import (
 	"sync"
 	"sync/atomic"
 	"unsafe"
+
+	"repositories.action2quare.com/ayo/gocommon/flagx"
 )
 
 type ApiCaller interface {
@@ -66,7 +68,7 @@ func (a *apiCallerAuths) Update(newAuths map[string]*map[string]bool) error {
 	a.Lock()
 	defer a.Unlock()
 
-	file, err := os.Create(userAuthsFileName)
+	file, err := os.Create(*userAuthsFileName)
 	if err != nil {
 		return err
 	}
@@ -107,22 +109,22 @@ func (a *apiCallerAuths) hasAuthority(email string, authPath string) bool {
 	return false
 }
 
-const userAuthsFileName = "userauths.json"
+var userAuthsFileName = flagx.String("userauth", "userauths.json", "-userauth=[json file path]")
 
 func NewApiCallerAuths() ApiCallerAuths {
 	var out apiCallerAuths
-	f, _ := os.Open(userAuthsFileName)
+	f, _ := os.Open(*userAuthsFileName)
 	if f == nil {
 		emptyAuths := map[string][]string{
 			"/admins": {"enter_first_admin_email@action2quare.com"},
 		}
-		newf, _ := os.Create(userAuthsFileName)
+		newf, _ := os.Create(*userAuthsFileName)
 		if newf != nil {
 			enc := json.NewEncoder(newf)
 			enc.Encode(emptyAuths)
 			newf.Close()
 
-			f, _ = os.Open(userAuthsFileName)
+			f, _ = os.Open(*userAuthsFileName)
 		}
 	}