diff --git a/controller/northbound/server/auth_interceptor.go b/controller/northbound/server/auth_interceptor.go
index 96b11971ec603ed40b898522a52562e97b994ade..501893e6f70b7d081da7508c52607f7b49f5b760 100644
--- a/controller/northbound/server/auth_interceptor.go
+++ b/controller/northbound/server/auth_interceptor.go
@@ -35,11 +35,11 @@ func (auth AuthInterceptor) Unary() grpc.UnaryServerInterceptor {
 		case *apb.CreateUsersRequest:
 			if len(r.User) < 2 {
 				return handler(ctx, req)
-			} else {
-				err := auth.authorize(ctx, info.FullMethod)
-				if err != nil {
-					return nil, err
-				}
+			}
+
+			err := auth.authorize(ctx, info.FullMethod)
+			if err != nil {
+				return nil, err
 			}
 		default:
 			err := auth.authorize(ctx, info.FullMethod)