diff --git a/clever/src/optical_flow.cpp b/clever/src/optical_flow.cpp
index 3d494e29..964124ac 100644
--- a/clever/src/optical_flow.cpp
+++ b/clever/src/optical_flow.cpp
@@ -59,7 +59,7 @@ private:
 		image_transport::ImageTransport it(nh);
 		image_transport::ImageTransport it_priv(nh_priv);
 
-		nh_priv.param<std::string>("mavros/local_position/tf/child_frame_id", fcu_frame_id_, "base_link");
+		nh.param<std::string>("mavros/local_position/tf/child_frame_id", fcu_frame_id_, "base_link");
 		nh_priv.param("roi", roi_, 128);
 		roi_2_ = roi_ / 2;