diff --git a/msg/CFPositionVelocity.msg b/msg/CFPositionVelocity.msg
index cf28a791ae81f990116ce72e8e0a81f690af226f..f0721cac923ba3b9e866b23489cf68a2ffeb35b7 100644
--- a/msg/CFPositionVelocity.msg
+++ b/msg/CFPositionVelocity.msg
@@ -4,3 +4,8 @@ float64 z
 float64 vx
 float64 vy
 float64 vz
+float64 obst_x
+float64 obst_y
+float64 obst_vx
+float64 obst_vy
+