diff --git a/README.md b/README.md
index 7810c59..caf603c 100644
--- a/README.md
+++ b/README.md
@@ -31,4 +31,4 @@ Now you can see the sending/receiving of the frames. But the frames are broken.
 
 ### localization
 1. localization_ndi.cpp is not finished
-2. image transfer using Gstreamer. On the server: `./localization ~/podmivan/SLAM/ORB_SLAM3/Examples/Monocular/KITTI00-02.yaml ~/podmivan/SLAM/ORB_SLAM3/Vocabulary/ORBvoc.txt`
+2. image transfer using Gstreamer. On the server: `./localization ~/podmivan/SLAM/ORB_SLAM3/Examples/Monocular/KITTI00-02.yaml ~/podmivan/SLAM/ORB_SLAM3/Vocabulary/ORBvoc.txt (? third argument)`